The podiums are seen on the stage during final preparations for Saturday night's Democratic presidential debate between Sen. Bernie Sanders, I-Vt., Hillary Rodham Clinton and former Maryland Gov. Martin O'Malley, in Des Moines, Iowa. Charlie Neibergall/AP hide caption

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Hillary Clinton, Bernie Sanders and Martin O'Malley take the stage after individually answering questions during Friday night's First In The South Democratic Presidential Forum at Winthrop University in Rock Hill, S.C. Chuck Burton/AP hide caption

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Democrats Bernie Sanders (from left), Hillary Clinton and Martin O'Malley debate in Las Vegas. Joe Raedle/Getty Images hide caption

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With the enthusiastic backing of his caucus, Sen. Harry Reid, D-Nev., was reelected as the leader of the Senate Democrats this week following devastating midterm losses. Alex Wong/Getty Images hide caption

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Democrats have dominated Rhode Island's Capitol building in Providence for decades. One state Republican says it's an "uphill battle" to sell voters and candidates on the GOP's message. Myles Dumas / hide caption

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Rather than a wave moving in one party's favor, crosscurrents have moved the states apart. One political scientist says, "This hardly ever happens, where the blue states get bluer and the red states redder, instead of the whole country going in one direction." martinwimmer / hide caption

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Incoming Texas Sen. Ted Cruz, who spoke during the Republican National Convention this summer in Tampa, Fla., is among a number of minority politicians seen as rising stars in the GOP. Spencer Platt/Getty Images hide caption

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What does your vision of America look like? Loud Red Creative/ hide caption

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