Republican presidential candidates Santorum, Gingrich, Romney and Paul stand on stage before the Republican presidential candidates debate in Jacksonville

 
Republican presidential candidates Santorum, Gingrich, Romney and Paul stand on stage before the Republican presidential candidates debate in Jacksonville
Republican presidential candidates (L-R) former U.S. Senator Rick Santorum (R-PA), former Speaker of the House Newt Gingrich, former Massachusetts Governor Mitt Romney and U.S Representative Ron Paul (R-TX) stand on stage before the Republican presidential candidates debate in Jacksonville, Florida January 26, 2012. REUTERS/Scott Audette (UNITED STATES - Tags: POLITICS ELECTIONS)