Photos: Americans head to the polls to vote
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Credit: Getty Images
ALEXANDRIA, VA - NOVEMBER 06: U.S. Senate candidate George Allen waits inside Washington Mill Elementary School to cast his vote in the U.S. presidential race, on November 6, 2012, in Alexandria, Virginia. Recent polls show that U.S. President Barack Obama and Republican presidential candidate Mitt Romney are in a tight race. (Photo by Patrick Smith/Getty Images)
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