Candidates cast their votes
72153938
Credit: Getty Images
BELMONT, MA - NOVEMBER 06: Republican presidential candidate, former Massachusetts Gov. Mitt Romney and his wife Ann Romney prepare to cast their ballots at Beech Street Center on November 6, 2012 in Belmont, Massachusetts. As Americans are heading to the ballots, polls show that U.S. President Barack Obama and Republican presidential candidate Mitt Romney are in a tight race. (Photo by Justin Sullivan/Getty Images)
