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.
A volunteer for Republican presidential candidate Mitt Romney hands out signs to supporters before the candidate's arrival at the Westin Copley Place in Boston Massachusetts on Super Tuesday, March 6, 2012. UPI/Matthew Healey
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