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Election Day

Zackary Lea, 3, returns his mother's authorization card after she cast her ballot at John Fremont Middle School on November 6, 2012 in Las Vegas, Nevada. Voting is underway in the battleground state of Nevada as President Barack Obama and Republican nominee former Massachusetts Gov. Mitt Romney remain in a virtual tie in the national polls. (Photo by David Becker/Getty Images)

Election Day

Election Day 2012 highlights.