Millions of voters head are casting ballots to choose the next President of the United States. Latest polls show incumbent President Barack Obama and Republican Challenger Mitt Romney in a virtual dead heat.
ປະຊາຊົນອາເມຣິກັນ ພາກັນໄປປ່ອນບັດເອົາ ປະທານາທິບໍດີ

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Poll workers Eva Prenga, right, Roxanne Blancero, center, and Carole Sevchuk try to start an optical scanner voting machine in the cold and dark at a polling station in a tent in the Midland Beach section of Staten Island, New York, November 6, 2012. The original polling site, a school, was damaged by Superstorm Sandy.

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Republican presidential candidate, former Massachusetts Gov. Mitt Romney and wife Ann Romney vote in Belmont, Massachusetts, November 6, 2012.

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Voters line up outside a polling station at Yorkshire Elementary School in Manassas, in Prince William County, Virginia, November 6, 2012. (David Byrd/VOA)

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Lindsay Reiter votes while holding her 5-month-old daughter, Savannah, at an elementary school in Bowling Green, Ohio, November 6, 2012.