Nati Harnik / AP
Though Kerrey mentions his 'commitment' to Nebraska, Republicans will surely note that Kerrey, for the past decade, has lived in New York City, where he was president of The New School.
Joshua Roberts / Getty Images
Rep. David Dreier, R-Calif., ranking member of the House Committee on Rules announced he will not run for reelection February 29, 2012.
Mark Blinch / Reuters
Republican presidential candidate and former Massachusetts Governor Mitt Romney addresses supporters at his Michigan primary night rally in Novi, Michigan, February 28, 2012.
Top Talkers: Mitt Romney takes home two wins in Michigan and Arizona after the state's primaries, and the Morning Joe panel – including Time's Mark Halperin, MSNBC's Michael Steele, and Random House's Jon Meacham – discusses Romney's win and why Santorum didn't walk away with Michigan the way some expected.
Evan Vucci / AP
GOP presidential candidate and former House Speaker Newt Gingrich speaks during a campaign rally Tuesday in Rome, Ga.