Photos: Americans head to the polls to vote
72153168
Credit: Getty Images
PHILADELPHIA, PA - NOVEMEBER 6: A woman is accompanied by her dog as she casts her vote on November 6, 2012 in South Philadelphia, Pennsylvania. Recent polls show that U.S. President Barack Obama and Republican presidential candidate Mitt Romney are in a tight race. (Photo by Jessica Kourkounis/Getty Images)
Other Slideshows
Photos: Washington bridge collapse
Photos: Man City rallies to beat Chelsea at Busch
Photos: Chelsea trains for Man City game at Busch Stadium
Photos: Warming up for Senior PGA Championship at Bellerive
Dresses Kellie Pickler wore on 'DWTS'
New photos from ground zero of Moore tornado
