Photos | Americans head out to vote
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Credit: Getty Images
RICHMOND, WI - NOVEMBER 06: A volunteer poll worker rings a bell to count votes at a polling station on November 6, 2012 in Richmond, Wisconsin. 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 Darren Hauck/Getty Images)
