Republicans had their Bridge to Nowhere in Alaska, and now Democrats seem intent on wrapping themselves firmly around Congressman Jack Murtha's Airport for No One in Johnstown, Pennsylvania. So much for changing the culture of spending in Washington.

Last week 53 Senators—including 51 Democrats—voted down an amendment by Republican Jim DeMint of South Carolina to stop spending federal funds on the airport that Mr. Murtha built with more than $150 million in federal subsidies and earmarks over the last...