On Wednesday, Republican Rep. Darrell Issa's House Oversight and Government Reform Committee, finally got its turn to pummel the Obamacare rollout. The photo is from a Benghazi hearing in September 2013. Drew Angerer/Getty Images hide caption

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President Obama walks from the White House to Marine One on Friday. In an interview Thursday with NBC News, he apologized for breaking a promise regarding the Affordable Care Act. J. Scott Applewhite/AP hide caption

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President Clinton shakes hands with House Speaker Newt Gingrich prior to giving his State of the Union address in January 1996. Denis Paquin/AP hide caption

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President Obama, first lady Michelle Obama and former presidents Jimmy Carter and Bill Clinton at the March on Washington 50th anniversary celebration. Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP