Jim Cole / AP
Republican presidential candidates, from left, former Utah Gov. Jon Huntsman, Rep. Michele Bachmann, R-Minn., Texas Gov. Rick Perry, businessman Herman Cain, former Massachusetts Gov. Mitt Romney, Rep. Ron Paul, R-Texas, former House Speaker Newt Gingrich and former Pennsylvania Sen. Rick Santorum are seen at the debate at Dartmouth College on Tuesday, Oct. 11, 2011, in Hanover, N.H.