US-VOTE-2012-ELECTION DAY
Voters enter a polling station to cast their ballots at Wheaton High School on November 6, 2012 in Silver Spring, Maryland. Americans headed to the polls Tuesday after a burst of last-minute campaigning by President Barack Obama and Mitt Romney in a nail-biting contest unlikely to heal a deeply polarized nation. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)