Sunday on a Special Edition of ‘This Week’: The Firing of Director Comey Warner and Clapper will appear on a special edition of "This Week" Sunday.

 -- After President Donald Trump’s sudden dismissal of former FBI Director James Comey, Senate Intelligence Committee Vice Chair Sen. Mark Warner, D-Va., U.S. Ambassador to the United Nations Nikki Haley, and former director of national intelligence James Clapper come to “This Week” Sunday.

Plus, former Whitewater Independent Counsel Ken Starr and Harvard Law professor and constitutional law expert Laurence Tribe weigh in on President Trump's firing of Comey, and calls to appoint a special prosecutor to investigate ties between Trump campaign officials and Russia.

And, the ABC News team brings the latest reporting and analysis on the firing of Director Comey, with “This Week” Co-Anchor and ABC News Chief Global Affairs Correspondent Martha Raddatz, ABC News Chief White House Correspondent Jonathan Karl, ABC News Senior Justice Correspondent Pierre Thomas, and Republican strategist and ABC News contributor Alex Castellanos.

See the whole political picture, Sunday on “This Week.”

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