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Rick Santorum Ron Paul Iowa

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Rick Santorum lashes out at Ron Paul in Iowa
Days before the Iowa caucus, Sen. Rick Santorum lashes out at Rep. Ron Paul.
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Rick Santorum Ron Paul Iowa

Former U.S. Senator from Pennsylvania Rick Santorum arrives at the Stephens Auditorium at Iowa State University for the Republican party debate August 11, 2011 in Ames, Iowa.

Scott Olson
AFP/Getty Images