President Obama and first lady Michelle Obama listen as a choir performs during the groundbreaking ceremony for the Smithsonian National Museum of African American History and Culture in Washington, D.C., on Wednesday. Saul Loeb/AFP/Getty Images hide caption

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Obama Takes New Approach To Black Voters For 2012

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Romney Ads Whittle Away At Santorum's Mich. Lead

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Rick Santorum gestures toward Republican rival Mitt Romney during the South Carolina GOP presidential debate in Myrtle Beach on Jan. 16. Charles Dharapak /AFP/Getty Images hide caption

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How Does Mitt Romney Stop Rick Santorum's Rise?

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Republican presidential candidate Mitt Romney speaks to supporters at a rally in Denver on Tuesday. Marc Piscotty/Getty Images hide caption

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Conservatives Worry Romney's Vision Is Cloudy

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Republican presidential candidate Mitt Romney speaks during a campaign rally Wednesday at Brady Industries in Las Vegas. Ethan Miller/Getty Images hide caption

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Romney Again The Front-Runner, But At What Cost?

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Romney Wins Big Over Gingrich In Florida Primary

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Romney, Gingrich Clash During GOP Debate In Tampa

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From left, former Pennsylvania Sen. Rick Santorum, former Massachusetts Gov. Mitt Romney, former House Speaker Newt Gingrich and Texas Rep. Ron Paul, at a debate Thursday in Charleston, S.C. Win McNamee/Getty Images hide caption

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How South Carolina Has Worked Its GOP Crystal Ball

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At Debate, Gingrich Denies He Sought Open Marriage

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S.C. Voters Have 2 Days To Make Up Their Minds

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Romney Is 2 For 2 In GOP Nominating Contests

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Romney's Rivals Aim To Be Conservatives' Choice

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Why Santorum Is Slipping In N.H.

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Romney's Unscathed After Back-To-Back N.H. Debates

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Iowa Spotlight Shines On Romney, Santorum And Paul

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