Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks during a rally at Valley Forge Military Academy and College on Friday, Sept. 28, 2012 in Wayne, Penn. (AP Photo/ Evan Vucci)

Photo by: Evan Vucci

Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks during a rally at Valley Forge Military Academy and College on Friday, Sept. 28, 2012 in Wayne, Penn. (AP Photo/ Evan Vucci)