Republican presidential candidate and former Massachusetts Gov. Mitt Romney campaigns at the International Exposition Center in Cleveland, Sunday, Nov. 4, 2012. (AP Photo/Charles Dharap

 

              Republican presidential candidate and former Massachusetts Gov. Mitt Romney campaigns at the International Exposition Center in Cleveland, Sunday, Nov. 4, 2012. (AP Photo/Charles Dharap
Republican presidential candidate and former Massachusetts Gov. Mitt Romney campaigns at the International Exposition Center in Cleveland, Sunday, Nov. 4, 2012. (AP Photo/Charles Dharapak)