OTTUMWA, IA - DECEMBER 31: Republican presidential candidate former U.S. Senator Rick Santorum (R-PA) waits to be introduced at a campaign stop on December 31, 2011 in Ottumwa, Iowa. The GOP ... more 
OTTUMWA, IA - DECEMBER 31: Republican presidential candidate former U.S. Senator Rick Santorum (R-PA) waits to be introduced at a campaign stop on December 31, 2011 in Ottumwa, Iowa. The GOP presidential contenders are crisscrossing Iowa in the final stretch of campaigning before the January 3rd caucus, the first test the candidates must face before becoming the Republican presidential nominee. (Photo by Scott Olson/Getty Images) less 
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Getty Images | Photo By Scott Olson / Getty Images
Sat, Dec 31, 2011 8:38 PM EST