April 27, 2013 10:03 PM

At correspondents dinner, Obama jokes about radical second-term changes

President Barack Obama used this year's annual White House Correspondents' Association dinner to poke fun at himself and some of his political adversaries, asking if it were still possible to be brought down a peg after four-and-a-half years as commander-in-chief. Conan O'Brien was the headlining entertainer.

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