Former Pennsylvania Senator Rick Santorum gives a thumbs up to delegates after his speech during the Republican National Convention in Tampa, Fla., on Tuesday, Aug. 28, 2012. (AP Photo/Charlie ... more 
Former Pennsylvania Senator Rick Santorum gives a thumbs up to delegates after his speech during the Republican National Convention in Tampa, Fla., on Tuesday, Aug. 28, 2012. (AP Photo/Charlie Neibergall) less 
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Associated Press | Photo By Charlie Neibergall
Tue, Aug 28, 2012 10:02 PM EDT