Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks during a campaign event at Shady Brook Farm, Sunday, Nov. 4, 2012, in Morrisville, Pa. (AP Photo/David Go

 

              Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks during a campaign event at Shady Brook Farm, Sunday, Nov. 4, 2012, in Morrisville, Pa. (AP Photo/David Go
Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks during a campaign event at Shady Brook Farm, Sunday, Nov. 4, 2012, in Morrisville, Pa. (AP Photo/David Goldman)