Republicans presidential candidates debate in Iowa

Republican presidential stand on stage at the Des Moines Register Republican Presidential Debate in Johnston, Iowa on December 12, 2007. This debate is the last before the Iowa caucuses. From left to right former New York City Mayor Rudy Giuliani, Rep. Duncan Hunter (R-CA), Rep. Ron Paul (R-TX), Rep. Tom Tancredo (R-CO), former Tennessee Sen. Fred Thompson, former Massachusetts Gov. Mitt Romney, former Arkansas Gov. Mike Huckabee, Sen. John McCain (R-AZ), and Ambassador Alan Keyes. (UPI Photo/John Gaps/POOL)