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UNITED STATES - August 15: Republican presidential candidate Rick Santorum mans the grill as he cooks pork chops at the Iowa State Fair in Des Moines, Iowa, on Saturday, August 15, 2015. (Photo By Al Drago/CQ Roll Call)

UNITED STATES - August 15: Republican presidential candidate Rick Santorum mans the grill as he cooks pork chops at the Iowa State Fair in Des Moines, Iowa, on Saturday, August 15, 2015. (Photo By Al Drago/CQ Roll Call)

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