A worker prepares boxes of absentee ballots to be scanned at the Miami-Dade County Elections Department on Tuesday. Wilfredo Lee/AP hide caption
Barack Obama
Check out the latest NPR coverage of President Obama's bid for re-election in 2012.President Obama greets the crowd after a Sept. 22 speech in Milwaukee. Carolyn Kaster/AP hide caption
President Obama tearing up a bit as he thanks campaign workers. Obama campaign video hide caption
Some of the faces of those who supported the president, at his victory rally Tuesday in Chicago. Jewel Samad/AFP/Getty Images hide caption
President Obama celebrating early this morning in Chicago. Robyn Beck/AFP/Getty Images hide caption
Obama has become only the third U.S. president to win re-election by a narrower margin than his first victory. Having won a second term, Obama will seek to set the nation's agenda on issues ranging from taxes to immigration, but he may continue to struggle in selling his ideas to Congress. Robyn Beck/AFP/Getty Images hide caption
President Obama speaks at his election night party Wednesday in Chicago after defeating Republican challenger Mitt Romney. M. Spencer Green/AP hide caption
A celebration with cardboard cutout of President Obama in front of the White House early Wednesday morning. Mladen Antonov/AFP/Getty Images hide caption
President Obama walks on stage with first lady Michelle Obama and daughters Sasha and Malia to deliver his victory speech on election night in Chicago. Win McNamee/Getty Images hide caption
Martha Nunez, 53, of the Bronx, reacts to President Obama's victory Tuesday. John Minchillo/AP hide caption
African-American turnout and enthusiasm for Obama are matching levels seen four years ago. Above, voters wait in a long line in Detroit, Mich., on Tuesday. Bill Pugliano/Getty Images hide caption
President Obama campaigns Thursday in Green Bay, Wis. Tom Lynn/AP hide caption
President Obama's performance in the first presidential debate cost him a lot. Chip Somodevilla/Getty Images hide caption