Former Massachusetts governor Mitt Romne
Former Massachusetts governor Mitt Romney (L) shakes hands with US businessman Herman Cain (2nd-L) on stage with former House speaker Newt Gingrich (2nd-R) and Minnesota Rep. Michele Bachmann (R) prior to the start of the Republican presidential debate on national security November 22, 2011 at the Daughters of the American Revolution (DAR) Constitution Hall in Washington, DC. The debate is being hosted by CNN in partnership with the Heritage Foundation and the American Enterprise Institute. AFP PHOTO / Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)