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Image 2 of 140 Rep. Ron Paul (R-TX/14) greets convention attendees at the second session of the 2012 Republican National Convention at the Tampa Bay Times Forum in Tampa, Tuesday, August 28, 2012. (Lionel Hahn/Abaca Press/MCT) less Rep. Ron Paul (R-TX/14) greets convention attendees at the second session of the 2012 Republican National Convention at the Tampa Bay Times Forum in Tampa, Tuesday, August 28, 2012. (Lionel Hahn/Abaca ... more Photo: Lionel Hahn / McClatchy-Tribune News Service

Image 3 of 140 Rep. Ron Paul (R-Texas) speaks during his We are the Future Rally at the University of South Florida Sun Dome on Sunday, August 26, 2012, in Tampa, Florida. (Daniel Wallace/Tampa Bay Times/MCT) Rep. Ron Paul (R-Texas) speaks during his We are the Future Rally at the University of South Florida Sun Dome on Sunday, August 26, 2012, in Tampa, Florida. (Daniel Wallace/Tampa Bay Times/MCT) Photo: Daniel Wallace / McClatchy-Tribune News Service

Image 4 of 140 Rep. Ron Paul (R-Texas) speaks during his We are the Future Rally at the University of South Florida Sun Dome on Sunday, August 26, 2012, in Tampa, Florida. (Daniel Wallace/Tampa Bay Times/MCT) Rep. Ron Paul (R-Texas) speaks during his We are the Future Rally at the University of South Florida Sun Dome on Sunday, August 26, 2012, in Tampa, Florida. (Daniel Wallace/Tampa Bay Times/MCT) Photo: Daniel Wallace / McClatchy-Tribune News Service

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Image 6 of 140 TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) speaks during a rally in the Sun Dome at the University of South Florida on August 26, 2012 in Tampa, Florida. The rally was being held on the eve of the start of the Republican's nominating convention which is scheduled to convene on August 27 and will hold its first session on August 28 as Tropical Storm Isaac threatens disruptions due to its proximity to the Florida. (Photo by Joe Raedle/Getty Images) less TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) speaks during a rally in the Sun Dome at the University of South Florida on August 26, 2012 in Tampa, Florida. The ... more Photo: Joe Raedle / Getty Images

Image 7 of 140 TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) speaks during a rally in the Sun Dome at the University of South Florida on August 26, 2012 in Tampa, Florida. The rally was being held on the eve of the start of the Republican's nominating convention which is scheduled to convene on August 27 and will hold its first session on August 28 as Tropical Storm Isaac threatens disruptions due to its proximity to the Florida. (Photo by Joe Raedle/Getty Images) less TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) speaks during a rally in the Sun Dome at the University of South Florida on August 26, 2012 in Tampa, Florida. The ... more Photo: Joe Raedle / Getty Images

Image 8 of 140 TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) and his wife, Carol Paul, stand together after he spoke at a rally in the Sun Dome at the University of South Florida on August 26, 2012 in Tampa, Florida. The rally was being held on the eve of the start of the Republican's nominating convention which is scheduled to convene on August 27 and will hold its first session on August 28 as Tropical Storm Isaac threatens disruptions due to its proximity to the Florida. (Photo by Joe Raedle/Getty Images) less TAMPA, FL - AUGUST 26: Former Republican presidential candidate U.S. Rep. Ron Paul (R-TX) and his wife, Carol Paul, stand together after he spoke at a rally in the Sun Dome at the University of South Florida ... more Photo: Joe Raedle / Getty Images

Image 9 of 140 Presidential candidate Ron Paul speaks during the Minnesota Republican State Convention Friday, May 18, 2012, in St. Cloud, Minn. Presidential candidate Ron Paul speaks during the Minnesota Republican State Convention Friday, May 18, 2012, in St. Cloud, Minn. Photo: Dave Schwarz / Associated Press

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Image 11 of 140 Presidential candidate Ron Paul speaks to delegates at the Minnesota Republican State Convention Friday, May 18, 2012, in St. Cloud, Minn. Presidential candidate Ron Paul speaks to delegates at the Minnesota Republican State Convention Friday, May 18, 2012, in St. Cloud, Minn. Photo: Dave Schwarz / Associated Press

Image 12 of 140 Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, Sunday, May 6, 2012. Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, Sunday, May 6, 2012. Photo: Jay Janner / Associated Press, Statesman.com

Image 13 of 140 Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, on Sunday May 6, 2012. Thousands attended the event, which included speeches by Paul and U.S. Senate candidate Ted Cruz. Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, on Sunday May 6, 2012. Thousands attended the event, which included speeches by Paul and U.S. Senate candidate Ted Cruz. Photo: Jay Janner / Associated Press, Statesman.com

Image 14 of 140 Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, on Sunday May 6, 2012. Thousands attended the event, which included speeches by Paul and U.S. Senate candidate Ted Cruz. Ron Paul speaks at The Tea Party Express rally at the Capitol in Austin, on Sunday May 6, 2012. Thousands attended the event, which included speeches by Paul and U.S. Senate candidate Ted Cruz. Photo: Jay Janner / Associated Press, Statesman.com

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Image 16 of 140 Ron Paul gets in his car after he speaks to his supporters at the University of Texas LBJ Library Lawn on Thursday April 26, 2012, in Austin. Ron Paul gets in his car after he speaks to his supporters at the University of Texas LBJ Library Lawn on Thursday April 26, 2012, in Austin. Photo: Rebeca Rodriguez / Associated Press

Image 17 of 140 Ron Paul gives a speech to his supporters at the University of Texas at the LBJ Library Lawn on Thursday April 26, 2012, in Austin. Ron Paul gives a speech to his supporters at the University of Texas at the LBJ Library Lawn on Thursday April 26, 2012, in Austin. Photo: Rebeca Rodriguez / Associated Press

Image 18 of 140 Ron Paul waves at the crowd during his speech at the University of Texas LBJ Library Lawn on Thursday April 26, 2012, in Austin. Ron Paul waves at the crowd during his speech at the University of Texas LBJ Library Lawn on Thursday April 26, 2012, in Austin. Photo: Rebeca Rodriguez / Associated Press

Image 19 of 140 Ron Paul speaks at Soldier & Sailors Memorial Hall Friday night, April 20, 2012 in Pittsburgh, Pa. Ron Paul speaks at Soldier & Sailors Memorial Hall Friday night, April 20, 2012 in Pittsburgh, Pa. Photo: Bill Wade / The Associated Press

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Image 21 of 140 Republican presidential candidate Ron Paul, greets people after speaking at Soldier & Sailors Memorial Hall Friday night, April 20, 2012 in Pittsburgh, Pa. Republican presidential candidate Ron Paul, greets people after speaking at Soldier & Sailors Memorial Hall Friday night, April 20, 2012 in Pittsburgh, Pa. Photo: Bill Wade / The Associated Press

Image 22 of 140 GOP presidential candidate Ron Paul signs a copy of his book after speaking to supporters at a rally in Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul signs a copy of his book after speaking to supporters at a rally in Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

Image 23 of 140 After leaving the Main Plaza stage, Ron Paul takes a quiet moment to work on his right shoe. After leaving the Main Plaza stage, Ron Paul takes a quiet moment to work on his right shoe. Photo: Robin Jerstad / For The Express-News

Image 24 of 140 GOP presidential candidate Ron Paul leaves the stage after speaking to supporters at a rally in Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul leaves the stage after speaking to supporters at a rally in Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

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Image 26 of 140 GOP presidential candidate Ron Paul speaks during a town hall meeting at Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul speaks during a town hall meeting at Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

Image 27 of 140 GOP presidential hopeful Ron Paul speaks during a town hall meeting in Main Plaza. GOP presidential hopeful Ron Paul speaks during a town hall meeting in Main Plaza. Photo: Robin Jerstad / For The Express-News

Image 28 of 140 A man shows his support for Ron Paul as the GOP presidential hopeful speaks Thursday evening, April 12, 2012, at Main Plaza. A man shows his support for Ron Paul as the GOP presidential hopeful speaks Thursday evening, April 12, 2012, at Main Plaza. Photo: Robin Jerstad / For The Express-News

Image 29 of 140 GOP presidential candidate Ron Paul speaks to supporters at a rally in Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul speaks to supporters at a rally in Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

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Image 31 of 140 GOP presidential candidate Ron Paul speaks to supporters at a rally in Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul speaks to supporters at a rally in Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

Image 32 of 140 GOP presidential candidate Ron Paul waves to supporters at a rally in Main Plaza on Thursday, April 12, 2012. GOP presidential candidate Ron Paul waves to supporters at a rally in Main Plaza on Thursday, April 12, 2012. Photo: Robin Jerstad / For The Express-News

Image 33 of 140 Ron Paul gives a thumbs up to his supporters while leaving the stage after holding a town hall meeting at Will Rogers Memorial Center in Fort Worth, Texas, on Wednesday, April 11, 2012. Ron Paul gives a thumbs up to his supporters while leaving the stage after holding a town hall meeting at Will Rogers Memorial Center in Fort Worth, Texas, on Wednesday, April 11, 2012. Photo: Lara Solt / The Associated Press

Image 34 of 140 Ron Paul talks with voters in his bid for the Republican presidential nomination at the Will Rodgers Memorial Center in Fort Worth, Texas, on Wednesday, April 11, 2012. Ron Paul talks with voters in his bid for the Republican presidential nomination at the Will Rodgers Memorial Center in Fort Worth, Texas, on Wednesday, April 11, 2012. Photo: Stephen A. Masker / McClatchy-Tribune News Service

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Image 36 of 140 Ron Paul speaks to a crowd gathered in the free speech area at California State University Chico on Tuesday April 3, 2012. Ron Paul speaks to a crowd gathered in the free speech area at California State University Chico on Tuesday April 3, 2012. Photo: Bill Husa / The Associated Press

Image 37 of 140 Ron Paul speaks at the university in Chico, Calif. Tuesday, April 3, 2012. Ron Paul speaks at the university in Chico, Calif. Tuesday, April 3, 2012. Photo: Frank Rebelo / The Associated Press

Image 38 of 140 Ron Paul speaks to a crowd gathered in the free speech area at California State University Chico in Chico, Calif., Tuesday April 3, 2012. Ron Paul speaks to a crowd gathered in the free speech area at California State University Chico in Chico, Calif., Tuesday April 3, 2012. Photo: Bill Husa / The Associated Press

Image 39 of 140 Ron Paul greets supporters during a town hall meeting at the Sioux Center Public Library on Dec. 30, 2011 in Sioux Center, Iowa. Ron Paul greets supporters during a town hall meeting at the Sioux Center Public Library on Dec. 30, 2011 in Sioux Center, Iowa. Photo: Justin Sullivan / Getty Images

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Image 41 of 140 Ron Paul looks on during a "Rock the Caucus" event at Valley High School on Jan. 3, 2012 in West Des Moines, Iowa. Ron Paul looks on during a "Rock the Caucus" event at Valley High School on Jan. 3, 2012 in West Des Moines, Iowa. Photo: Justin Sullivan / Getty Images

Image 42 of 140 Ron Paul speaks to supporters during a rally on the night of the Iowa caucus at the Courtyard Des Moines Ankeny on Jan. 3, 2012 in Ankeny, Iowa. Ron Paul speaks to supporters during a rally on the night of the Iowa caucus at the Courtyard Des Moines Ankeny on Jan. 3, 2012 in Ankeny, Iowa. Photo: Justin Sullivan / Getty Images

Image 43 of 140 Ron Paul greets supporters at the Courtyard Des Moines Ankeny in Ankeny, Iowa after his third-place finish in the Iowa caucus on Jan. 3, 2012. Ron Paul greets supporters at the Courtyard Des Moines Ankeny in Ankeny, Iowa after his third-place finish in the Iowa caucus on Jan. 3, 2012. Photo: Mark Kegans / Getty Images

Image 44 of 140 Ron Paul and Mitt Romney participate in the Republican Presidential Debate at Saint Anselm College on Jan. 7, 2012 in Manchester, N.H. Ron Paul and Mitt Romney participate in the Republican Presidential Debate at Saint Anselm College on Jan. 7, 2012 in Manchester, N.H. Photo: Win McNamee / Getty Images

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Image 46 of 140 Ron Paul addresses a group of home-school supporters at the Lawrence Barn the day before the state primary Jan. 9, 2012 in Hollis, N.H. Ron Paul addresses a group of home-school supporters at the Lawrence Barn the day before the state primary Jan. 9, 2012 in Hollis, N.H. Photo: Chip Somodevilla / Getty Images

Image 47 of 140 Ron Paul wears black leather Reebok shoes while holding a campaign town hall meeting with employees of Timberland LLC on Jan. 9, 2012 in Stratham, N.H. Ron Paul wears black leather Reebok shoes while holding a campaign town hall meeting with employees of Timberland LLC on Jan. 9, 2012 in Stratham, N.H. Photo: Chip Somodevilla / Getty Images

Image 48 of 140 Ron Paul answers questions from the media after at the Greenville/Spartanburg Whistle Stop at the Greenville Downtown Airport on Jan. 20, 2012 in Greenville, S.C. Ron Paul answers questions from the media after at the Greenville/Spartanburg Whistle Stop at the Greenville Downtown Airport on Jan. 20, 2012 in Greenville, S.C. Photo: John W. Adkisson / Getty Images

Image 49 of 140 Ron Paul returns to his plane after a campaign stop at the Greenville/Spartanburg Whistle Stop at the Greenville Downtown Airport January 20, 2012 in Greenville, S.C. Ron Paul returns to his plane after a campaign stop at the Greenville/Spartanburg Whistle Stop at the Greenville Downtown Airport January 20, 2012 in Greenville, S.C. Photo: John W. Adkisson / Getty Images

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Image 51 of 140 Mitt Romney and Rep. Ron Paul participate in a debate at the University North Florida on January 26, 2012 in Jacksonville, Florida. Mitt Romney and Rep. Ron Paul participate in a debate at the University North Florida on January 26, 2012 in Jacksonville, Florida. Photo: Joe Raedle / Getty Images

Image 52 of 140 Ron Paul sits while flanked by staff members as he waits to be introduced at a "Hispanics in Politics" event Feb. 1, 2012 in Las Vegas, Nevada. Ron Paul sits while flanked by staff members as he waits to be introduced at a "Hispanics in Politics" event Feb. 1, 2012 in Las Vegas, Nevada. Photo: Ethan Miller / Getty Images

Image 53 of 140 Ron Paul gives his wife Carol flowers for their 55th wedding anniversary at a rally to launch off his campaign for the Nevada caucus, Wednesday February 1, 2012, at the Four Season Hotel in Las Vegas, Nevada. Ron Paul gives his wife Carol flowers for their 55th wedding anniversary at a rally to launch off his campaign for the Nevada caucus, Wednesday February 1, 2012, at the Four Season Hotel in Las Vegas, Nevada. Photo: Lacy Atkins / The Chronicle

Image 54 of 140 Ron Paul listens as the media asks a question at a rally to launch his campaign for the Nevada caucus, Wednesday February 1, 2012, at the Four Season Hotel in Las Vegas, Nevada. Ron Paul listens as the media asks a question at a rally to launch his campaign for the Nevada caucus, Wednesday February 1, 2012, at the Four Season Hotel in Las Vegas, Nevada. Photo: Lacy Atkins / The Chronicle

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Image 56 of 140 Ron Paul speaks with supporters at Twin Falls Senior High School Thursday, Feb. 16, 2012 in Twin Falls, Idaho. Ron Paul speaks with supporters at Twin Falls Senior High School Thursday, Feb. 16, 2012 in Twin Falls, Idaho. Photo: Marcio Jose Sanchez / Associated Press

Image 57 of 140 Ron Paul waves as he is introduced at a debate sponsored by CNN and the Republican Party of Arizona at the Mesa Arts Center February 22, 2012 in Mesa, Arizona. Ron Paul waves as he is introduced at a debate sponsored by CNN and the Republican Party of Arizona at the Mesa Arts Center February 22, 2012 in Mesa, Arizona. Photo: Ethan Miller / Getty Images

Image 58 of 140 Ron Paul gets ready to pose for photos with supporters after speaking at his "Salute to Veterans" rally at the Iowa State Fairgrounds in Des Moines, IA on Wednesday, Dec. 28, 2011. Ron Paul gets ready to pose for photos with supporters after speaking at his "Salute to Veterans" rally at the Iowa State Fairgrounds in Des Moines, IA on Wednesday, Dec. 28, 2011. Photo: Lisa Krantz / San Antonio Express-News

Image 59 of 140 Ron Paul waits to start a House Financial Serves Committee hearing in Washington, D.C. on Feb. 29, 2012. Ron Paul waits to start a House Financial Serves Committee hearing in Washington, D.C. on Feb. 29, 2012. Photo: Andrew Harrer / Bloomberg

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Image 61 of 140 Ron Paul holds up a one-ounce silver coin while questioning Federal Reserve Bank Board Chairman Ben Bernanke during a full hearing of the House Financial Services Committee on Capitol Hill February 29, 2012 in Washington, DC. less Ron Paul holds up a one-ounce silver coin while questioning Federal Reserve Bank Board Chairman Ben Bernanke during a full hearing of the House Financial Services Committee on Capitol Hill February 29, 2012 in ... more Photo: Chip Somodevilla / Getty Images

Image 62 of 140 Ron Paul holds up a one-ounce silver coin while questioning Federal Reserve Bank Board Chairman Ben Bernanke during a full hearing of the House Financial Services Committee on Capitol Hill February 29, 2012 in Washington, DC. less Ron Paul holds up a one-ounce silver coin while questioning Federal Reserve Bank Board Chairman Ben Bernanke during a full hearing of the House Financial Services Committee on Capitol Hill February 29, 2012 in ... more Photo: Chip Somodevilla / Getty Images

Image 63 of 140 Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Photo: Seth Perlman / Associated Press

Image 64 of 140 Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Photo: Seth Perlman / Associated Press

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Image 66 of 140 Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Ron Paul talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. Photo: Seth Perlman / Associated Press

Image 67 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas, talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. (AP Photo/Seth Perlman) Republican presidential candidate Rep. Ron Paul, R-Texas, talks to supporters during a campaign rally Wednesday, March 14, 2012 in Champaign, Ill. (AP Photo/Seth Perlman) Photo: Seth Perlman / Associated Press

Image 68 of 140 Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 69 of 140 Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

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Image 71 of 140 Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 72 of 140 Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 73 of 140 Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to supporters during a rally at the University of Missouri Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 74 of 140 Ron Paul takes the stage after an introduction from Mo Mohsen Frash, president of the University of Maryland Youth for Ron Paul chapter, during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. less Ron Paul takes the stage after an introduction from Mo Mohsen Frash, president of the University of Maryland Youth for Ron Paul chapter, during a town hall meeting at the University of Maryland on March 28, ... more Photo: T.J. Kirkpatrick / Getty Images

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Image 76 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 77 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 78 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 79 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

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Image 81 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 82 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 83 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 84 of 140 Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul speaks during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

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Image 86 of 140 Ron Paul autographs a supporter's book during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul autographs a supporter's book during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 87 of 140 Ron Paul greets supporters during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul greets supporters during a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 88 of 140 Ron Paul talks with the press after a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Ron Paul talks with the press after a town hall meeting at the University of Maryland on March 28, 2012 in College Park, Maryland. Photo: T.J. Kirkpatrick / Getty Images

Image 89 of 140 Ron Paul and his wife, Carol attend his caucus night rally, Tuesday, Jan. 3, 2012, in Ankeny, Iowa. Ron Paul and his wife, Carol attend his caucus night rally, Tuesday, Jan. 3, 2012, in Ankeny, Iowa. Photo: Eric Gay / Associated Press

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Image 91 of 140 Ron Paul talks to the media after a rally at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. Ron Paul talks to the media after a rally at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 92 of 140 Ron Paul receives makeup prior to an interview at a campaign stop, Friday, Dec. 30, 2011, in Sioux Center, Iowa. Ron Paul receives makeup prior to an interview at a campaign stop, Friday, Dec. 30, 2011, in Sioux Center, Iowa. Photo: Eric Gay / Associated Press

Image 93 of 140 Ron Paul kicks balloons from the stage after speaking to supporters following his loss in the Maine caucus to Mitt Romney, Saturday, Feb. 11, 2012, in Portland, Maine. Ron Paul kicks balloons from the stage after speaking to supporters following his loss in the Maine caucus to Mitt Romney, Saturday, Feb. 11, 2012, in Portland, Maine. Photo: Robert F. Bukaty / Associated Press

Image 94 of 140 Ron Paul takes in the applause of the crowd as he address a crowd during the North Dakota caucus Tuesday, March 6, 2012, in Fargo, N.D. Ron Paul takes in the applause of the crowd as he address a crowd during the North Dakota caucus Tuesday, March 6, 2012, in Fargo, N.D. Photo: Charles Rex Arbogast / Associated Press

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Image 96 of 140 Ron Paul checks his watch as he tours the manufacturing facility at Quest Aircraft Company, Monday, March 5, 2012, in Sandpoint, Idaho. Ron Paul checks his watch as he tours the manufacturing facility at Quest Aircraft Company, Monday, March 5, 2012, in Sandpoint, Idaho. Photo: Matt Mills McKnight / Associated Press

Image 97 of 140 Republican presidential candidate Ron Paul waits to be introduced before a crowd, Saturday, Feb. 18, 2012, in Boise, Idaho. Republican presidential candidate Ron Paul waits to be introduced before a crowd, Saturday, Feb. 18, 2012, in Boise, Idaho. Photo: Darin Oswald / Associated Press

Image 98 of 140 Ron Paul, with his wife Carol Paul, speaks to supporters in Portland, Maine, after his loss in the Maine caucus to Mitt Romney. Ron Paul, with his wife Carol Paul, speaks to supporters in Portland, Maine, after his loss in the Maine caucus to Mitt Romney. Photo: Robert F. Bukaty / Associated Press

Image 99 of 140 Rick Santorum reacts to a comment by Ron Paul during a Republican presidential debate Wednesday, Feb. 22, 2012, in Mesa, Ariz. Rick Santorum reacts to a comment by Ron Paul during a Republican presidential debate Wednesday, Feb. 22, 2012, in Mesa, Ariz. Photo: Jae C. Hong / Associated Press

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Image 101 of 140 Ron Paul is seen on Capitol Hill in Washington. Ron Paul is seen on Capitol Hill in Washington. Photo: J. Scott Applewhite / Associated Press

Image 102 of 140 Ron Paul speaks at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Ron Paul speaks at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Photo: Craig Schreiner / Associated Press

Image 103 of 140 Ron Paul and his wife Carol bow their heads during a prayer to begin a Washington state Republican caucus meeting, Saturday, March, 3, 2012, in Puyallup, Wash. Ron Paul and his wife Carol bow their heads during a prayer to begin a Washington state Republican caucus meeting, Saturday, March, 3, 2012, in Puyallup, Wash. Photo: Ted S. Warren / Associated Press

Image 104 of 140 Ron Paul looks back into the room where he spoke to voters participating in Washington state caucus meetings, Saturday, March, 3, 2012, in Puyallup, Wash. Ron Paul looks back into the room where he spoke to voters participating in Washington state caucus meetings, Saturday, March, 3, 2012, in Puyallup, Wash. Photo: Ted S. Warren / Associated Press

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Image 106 of 140 Ron Paul talks to reporters as he attends a Washington state caucus meeting, Saturday, March, 3, 2012, in Puyallup, Wash. Ron Paul talks to reporters as he attends a Washington state caucus meeting, Saturday, March, 3, 2012, in Puyallup, Wash. Photo: Ted S. Warren / Associated Press

Image 107 of 140 Ron Paul is silhouetted against a video backdrop as he speaks to voters taking part in Washington state caucus meetings, Saturday, March, 3, 2012, in Puyallup, Wash. Ron Paul is silhouetted against a video backdrop as he speaks to voters taking part in Washington state caucus meetings, Saturday, March, 3, 2012, in Puyallup, Wash. Photo: Ted S. Warren / Associated Press

Image 108 of 140 A crowd gathers at Memorial Union on the University of Wisconsin campus in Madison, Wis., for a speech by Ron Paul on Thursday, March 29, 2012. A crowd gathers at Memorial Union on the University of Wisconsin campus in Madison, Wis., for a speech by Ron Paul on Thursday, March 29, 2012. Photo: Craig Schreiner / Associated Press

Image 109 of 140 Ron Paul appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. Ron Paul appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. Photo: Cliff Owen / Associated Press

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Image 111 of 140 Ron Paul autographs his book for a fan during a campaign appearance Friday, Feb. 17, 2012 in Richland, Wash. Ron Paul autographs his book for a fan during a campaign appearance Friday, Feb. 17, 2012 in Richland, Wash. Photo: Shannon Dininny / Associated Press

Image 112 of 140 Ron Paul speaks at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. Ron Paul speaks at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. Photo: Charlie Riedel / Associated Press

Image 113 of 140 Carol Paul, wife of Ron Paul, fixes his hair before the North Dakota caucus, Tuesday, March 6, 2012 in Fargo, N.D. Carol Paul, wife of Ron Paul, fixes his hair before the North Dakota caucus, Tuesday, March 6, 2012 in Fargo, N.D. Photo: Charles Rex Arbogast / Associated Press

Image 114 of 140 Ron Paul appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. Ron Paul appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. Photo: Cliff Owen / Associated Press

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Image 116 of 140 Ron Paul talks to supporters during a rally on Saturday, March 10, 2012, in Springfield, Mo. Ron Paul talks to supporters during a rally on Saturday, March 10, 2012, in Springfield, Mo. Photo: Charlie Riedel / Associated Press

Image 117 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas, speaks Saturday, March 3, 2012, in Seattle. Paul was in Washington state for the Republican caucuses. (AP Photo/Ted S. Warren) Republican presidential candidate Rep. Ron Paul, R-Texas, speaks Saturday, March 3, 2012, in Seattle. Paul was in Washington state for the Republican caucuses. (AP Photo/Ted S. Warren) Photo: Associated Press

Image 118 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas, signs an autograph on a dollar bill as he visits a caucus site Tuesday, Feb. 7, 2012, in Coon Rapids, Minn. (AP Photo/Charles Rex Arbogast) Republican presidential candidate Rep. Ron Paul, R-Texas, signs an autograph on a dollar bill as he visits a caucus site Tuesday, Feb. 7, 2012, in Coon Rapids, Minn. (AP Photo/Charles Rex Arbogast) Photo: Associated Press

Image 119 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas, is seen through a plexiglass podium as he speaks during a campaign stop Tuesday, Jan. 17, 2012, in Rock Hill, S.C. (AP Photo/David Goldman) Republican presidential candidate Rep. Ron Paul, R-Texas, is seen through a plexiglass podium as he speaks during a campaign stop Tuesday, Jan. 17, 2012, in Rock Hill, S.C. (AP Photo/David Goldman) Photo: Associated Press

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Image 121 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas, appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. (AP Photo/Cliff Owen) Republican presidential candidate Rep. Ron Paul, R-Texas, appears at a town hall meeting in College Park, Md., Wednesday, March 28, 2012. (AP Photo/Cliff Owen) Photo: Associated Press

Image 122 of 140 Republican presidential candidate, Rep. Ron Paul, R-Texas speaks during a rally, Friday, March 9, 2012, in Topeka, Kan. (AP Photo/Charlie Riedel) Republican presidential candidate, Rep. Ron Paul, R-Texas speaks during a rally, Friday, March 9, 2012, in Topeka, Kan. (AP Photo/Charlie Riedel) Photo: Associated Press

Image 123 of 140 Republican presidential candidate Rep. Ron Paul, of Texas, left, signs a toy car during a campaign stop, Friday, Dec. 30, 2011, in Le Mars, Iowa. (AP Photo/Eric Gay) Republican presidential candidate Rep. Ron Paul, of Texas, left, signs a toy car during a campaign stop, Friday, Dec. 30, 2011, in Le Mars, Iowa. (AP Photo/Eric Gay) Photo: Associated Press

Image 124 of 140 Republican presidential candidate Rep. Ron Paul, R-Texas acknowledges the crowd during his South Carolina primary election night rally in Columbia, S.C., Saturday, Jan., 21, 2012. Former House Speaker Newt Gingrich won the Republican primary Saturday night. (AP Photo/Pablo Martinez Monsivais) less Republican presidential candidate Rep. Ron Paul, R-Texas acknowledges the crowd during his South Carolina primary election night rally in Columbia, S.C., Saturday, Jan., 21, 2012. Former House Speaker Newt ... more Photo: Associated Press

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Image 126 of 140 Christina Villagomez attracts the attention of caucus voters as she walks through the Lakeland High School gymnasium in Rathdrum, Idaho with an overside Ron Paul head Tuesday, March 6, 2012. (AP Photo/Coeur d'Alene Press, Jerome A. Pollos) MANDATORY CREDIT less Christina Villagomez attracts the attention of caucus voters as she walks through the Lakeland High School gymnasium in Rathdrum, Idaho with an overside Ron Paul head Tuesday, March 6, 2012. (AP Photo/Coeur ... more Photo: Associated Press

Image 127 of 140 FILE - Republican presidential candidate Rep. Ron Paul, R-Texas, waits backstage as he prepares to speak at CenturyLink Arena in this Feb. 18, 2012 file photo in Boise, Idaho. This year, the state Republican Party opted for a “Super Tuesday” caucus, to lure GOP candidates to a state they've traditionally ignored during election years, despite its strong Republican roots. It's worked: Former Massachusetts Gov. Mitt Romney, Texas Congressman Ron Paul, ex-Pennsylvania Sen. Rick Santorum came in recent days, ahead of Tuesday's big event. (AP Photo/Marcio Jose Sanchez, File) less FILE - Republican presidential candidate Rep. Ron Paul, R-Texas, waits backstage as he prepares to speak at CenturyLink Arena in this Feb. 18, 2012 file photo in Boise, Idaho. This year, the state Republican ... more Photo: Associated Press

Image 128 of 140 Republican presidential candidate, Rep. Ron Paul, R-Texas, right, laughs with former Massachusetts Gov. Mitt Romney during a break in a Republican presidential debate Monday, Jan. 23, 2012, at the University of South Florida in Tampa, Fla. (AP Photo/Chris O'Meara) less Republican presidential candidate, Rep. Ron Paul, R-Texas, right, laughs with former Massachusetts Gov. Mitt Romney during a break in a Republican presidential debate Monday, Jan. 23, 2012, at the University ... more Photo: Associated Press

Image 129 of 140 In this Jan. 3, 2012 photo, Republican presidential candidate Rep. Ron Paul, R-Texas, left, listens as Cpl. Jesse Thorsen, right, speaks during his caucus night rally, in Ankeny, Iowa. Thorsen, an Army reservist who expressed his support for Paul when he took the stage with the Republican presidential candidate, could face legal troubles, the military said on Thursday, Jan. 5. Army Reserve spokeswoman Maj. Angel Wallace said participating in a partisan political event in uniform is a violation of Defense Department rules, and the military is reviewing whether Thorsen could face legal ramifications. (AP Photo/Eric Gay) less In this Jan. 3, 2012 photo, Republican presidential candidate Rep. Ron Paul, R-Texas, left, listens as Cpl. Jesse Thorsen, right, speaks during his caucus night rally, in Ankeny, Iowa. Thorsen, an Army ... more Photo: Associated Press

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Image 131 of 140 FILE - In this Feb. 16, 2012 file photo, Republican presidential candidate, Rep. Ron Paul, R-Texas, waves after speaking at Twin Falls Senior High School, in Twin Falls, Idaho. Caucuses in neighboring Washington state will be held on Saturday, March 3, 2012. At stake are 40 delegates to the Republican national nominating convention later this summer, a cache second only to Florida's 50 in contests thus far. (AP Photo/Marcio Jose Sanchez, File) less FILE - In this Feb. 16, 2012 file photo, Republican presidential candidate, Rep. Ron Paul, R-Texas, waves after speaking at Twin Falls Senior High School, in Twin Falls, Idaho. Caucuses in neighboring ... more Photo: Associated Press

Image 132 of 140 Republican presidential candidate Ron Paul speaks at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Republican presidential candidate Ron Paul speaks at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Photo: Craig Schreiner / Associated Press

Image 133 of 140 Ron Paul is glitter-bombed as he greets the crowd after speaking at a rally at the Minneapolis Convention Center Feb 6, 2012. Ron Paul is glitter-bombed as he greets the crowd after speaking at a rally at the Minneapolis Convention Center Feb 6, 2012. Photo: Courtney Perry / Associated Press

Image 134 of 140 Ron Paul gestures during a campaign rally in Nashua, N.H., Friday Jan. 6, 2012. Ron Paul gestures during a campaign rally in Nashua, N.H., Friday Jan. 6, 2012. Photo: Charles Krupa / Associated Press

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Image 136 of 140 Ron Paul tours the manufacturing facility at Quest Aircraft Company with employee Paul Branham, Monday, March 5, 2012, in Sandpoint, Idaho. Ron Paul tours the manufacturing facility at Quest Aircraft Company with employee Paul Branham, Monday, March 5, 2012, in Sandpoint, Idaho. Photo: Matt Mills McKnight / Associated Press

Image 137 of 140 Ron Paul speaks to an enthusiastic crowd of supporters inside the University Center on the Southeastern Louisiana University campus in Hammond, La. Friday, March 23, 2012. Ron Paul speaks to an enthusiastic crowd of supporters inside the University Center on the Southeastern Louisiana University campus in Hammond, La. Friday, March 23, 2012. Photo: Richard Alan Hannon / Associated Press

Image 138 of 140 Ron Paul shakes hands at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Ron Paul shakes hands at a campaign event at the University of Wisconsin campus in Madison, Wis., on Thursday, March 29, 2012. Photo: Craig Schreiner / Associated Press

Image 139 of 140 Ron Paul speaks at the Little Rock Baptist Church in Detroit, Monday, Feb. 27, 2012. Ron Paul speaks at the Little Rock Baptist Church in Detroit, Monday, Feb. 27, 2012. Photo: Carlos Osorio / Associated Press