Republican primaries 2012 (56 images)

The best of UPI's photos of 2012's GOP primary race.
Updated: April 25, 2012 at 9:48 AM
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Republican Presidential Candidate Mitt Romney speaks alongside a big rig truck with Sen. Marco Rubio (R-FL) at a town hall meeting at Mustang Expediting in Aston, Pennsylvania on April 23, 2012. UPI/Kevin Dietsch
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