FILE - In this May 8, 2012 file photo, Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks in Lansing, Mich. Romney is looking to pad his lead in the race for convention ... more 
FILE - In this May 8, 2012 file photo, Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks in Lansing, Mich. Romney is looking to pad his lead in the race for convention delegates in Republican presidential primaries Tuesday in Arkansas and Kentucky as he inches closer to the nomination he's all but certain to win. (AP Photo/Carlos Osorio, File) less 
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Associated Press | Photo By Carlos Osorio, File
Tue, May 22, 2012 1:55 PM EDT