U.S. Republican party presidential candidates gather at a debate in Johnston, Iowa

 
U.S. Republican party presidential candidates gather at a debate in Johnston, Iowa
Republican Party presidential candidates (L-R) former Arkansas Governor Mike Huckabee, U.S. Senator John McCain (R-AZ), former New York City mayor Rudy Giuliani, former U.S. Senator Fred Thompson (R-TN) and Alan Keyes gather on stage before their debate in Johnston, Iowa, December 12, 2007. REUTERS/Jason Reed (UNITED STATES)