Republican presidential nominee Mitt Romney during an October 2012 campaign rally in Fishersville, Va. Jewel Samad /AFP/Getty Images hide caption
2012 presidential campaign
An image of New York's Electoral College certificate. Electoral College hide caption
Republican presidential nominee Mitt Romney on Election Night in Boston, as he conceded the race to President Obama. Joe Raedle/Getty Images hide caption
President Obama and Republican presidential candidate Mitt Romney the last time they got together, at their Oct. 22 presidential debate in Boca Raton, Fla. Saul Loeb /AFP/Getty Images hide caption
A worker prepares boxes of absentee ballots to be scanned at the Miami-Dade County Elections Department on Tuesday. Wilfredo Lee/AP hide caption
The Obamas and Bidens as they celebrated early Wednesday in Chicago. Jewel Samad /AFP/Getty Images hide caption
President Obama tearing up a bit as he thanks campaign workers. Obama campaign video hide caption
Before the vote, GOP nominee Mitt Romney and his running mate (Rep. Paul Ryan, in the background) were guarded by watchful Secret Service agents. After results came in, the agents quickly disappeared. Justin Sullivan/Getty Images 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
On the floor of the New York Stock Exchange this morning. Allison Joyce/Getty Images hide caption
In Columbus, Ohio, on Sunday, folks lined up to cast early ballots. Brendan Smialowski/AFP/Getty Images hide caption
How many signs like this were there in October? We got a clue today. Justin Sullivan/Getty Images hide caption
Early voters waited in line Wednesday in Miami. Joe Raedle/Getty Images hide caption