Super Tuesday (27 images)

Super Tuesday, with 10 primaries and over 400 delegates up for grabs between the highly combative Republican presidential nomination process, could hold the key to the eventual nominee, be it presumptive favorite Mitt Romney, the resurgent Rick Santorum, Newt Gingrich or Ron Paul.

Supporters of Republican presidential candidate Mitt Romney dance and sing before his arrival at his election night Super Tuesday party at the Westin Copley Place in Boston Massachusetts on Super Tuesday, March 6, 2012. UPI/Matthew Healey

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Signs line the hallway of Steubenville High School the site of the Rick Santorum Super Tuesday Election Night Party in Steubenville, Ohio on March 6, 2012. UPI/Archie Carpenter

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Republican presidential candidate Mitt Romney (R) waves to the media as he and his wife Ann Romney (L) exit the Beech Street Senior Center after the two voted in the Massachusetts primary in Belmont, Massachusetts on Super Tuesday, March 6, 2012. UPI/Matthew Healey

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Republican presidential candidate Mitt Romney exits the Beech Street Senior Center after he voted in the Massachusetts primary in Belmont, Massachusetts on Super Tuesday, March 6, 2012. UPI/Matthew Healey

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