Republican presidential candidate, former Massachusetts Gov. Mitt Romney shakes hands during a campaign rally on Friday, Sept. 7, 2012 in Nashua, N.H. (AP Photo/Evan Vucci)

 

              Republican presidential candidate, former Massachusetts Gov. Mitt Romney shakes hands during a campaign rally on Friday, Sept. 7, 2012 in Nashua, N.H.  (AP Photo/Evan Vucci)
Republican presidential candidate, former Massachusetts Gov. Mitt Romney shakes hands during a campaign rally on Friday, Sept. 7, 2012 in Nashua, N.H. (AP Photo/Evan Vucci)