BEDFORD, NH – JANUARY 06: Campaign signs for Republican presidential candidates former U.S. Senator Rick Santorum (R-PA) and former Massachusetts Gov. Mitt Romney line a road January 6, 2012 in Bedford, New Hampshire. After coming in second place by only eight votes behind former Massachusetts Governor Mitt Romney in the Iowa Caucuses, Santorum trying tio riding that momentum into next week’s New Hampshire GOP primary. (Photo by Chip Somodevilla/Getty Images)