Photos: Americans head to the polls to vote
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Credit: Getty Images
BOWLING GREEN, OH - NOVEMBER 6: A man casts his ballot using an electronic voting machine November 6, 2012 at an elementary school in Bowling Green, Ohio. Voting is underway in the US presidential election in the battleground state of Ohio. Recent polls show that U.S. President Barack Obama and Republican presidential candidate Mitt Romney are in a tight race. (Photo by J.D. Pooley/Getty Images)
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