GOP Presidential Candidates Hold First Debate In Iowa

(L-R) Rep. Michele Bachmann (R-MN), former Minnesota governor Tim Pawlenty, businessman Herman Cain, former Massachusetts Governor Mitt Romney and former Utah governor Jon Huntsman shake hands after participating in a two-hour Republican presidential debate in the Stephens Auditorium at Iowa State University August 11, 2011 in Ames, Iowa. This is the first Republican presidential debate in the state ahead of Saturday's all important Iowa Straw Poll.
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