Republican presidential candidate, former Massachusetts Gov. Mitt Romney shakes hands after arriving at Louis Armstrong New Orleans International Airport in New Orleans, Tuesday, Aug. 21, 2012. (AP ... more 
Republican presidential candidate, former Massachusetts Gov. Mitt Romney shakes hands after arriving at Louis Armstrong New Orleans International Airport in New Orleans, Tuesday, Aug. 21, 2012. (AP Photo/Evan Vucci) less 
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Associated Press | Photo By Evan Vucci
Tue, Aug 21, 2012 4:23 PM EDT