People stood in line to vote on Election Day 2012 at the Wake County Firearms Education and Training Center in Apex, N.C. Gerry Broome/AP hide caption

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Obama supporters react as President Barack Obama was declared the winner Tuesday, during the Nevada State Democratic Party gathering at the Mandalay Bay Resort and Casino in Las Vegas. John Gurzinski/AP hide caption

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South Floridians stood in long lines Sunday during the last day of early voting in Miami. Alan Diaz/AP hide caption

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Until the political parties learn to hold the center, we may wind up with more of this. J. Scott Applewhite/AP hide caption

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Voters participate in early voting Friday in Silver Spring, Md. Alex Wong/Getty Images hide caption

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Rick and Cindy Oleshak of Webster Groves, Mo., put up "his" and "hers" yard signs about a week ago. They say they can no longer watch presidential debates together. Alan Greenblatt/NPR hide caption

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The Campaign to Defeat Barack Obama, a small-donor PAC, has launched a bus tour to reach conservative voters in hotly contested states, while trying to raise money to launch an anti-Obama TV ad. Yfat Yossifor/Courtesy of hide caption

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People cast their ballots at an early-voting center in Columbus, Ohio, on Oct. 15. Jewel Samad/AFP/Getty Images hide caption

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