[video=youtube;zyeUUD2oPN4]https://www.youtube.com/watch?v=zyeUUD2oPN4[/video] Candidates 6pm: Huckabee, Santorum, Graham, Pataki Candidates 8:30pm: Trump, Carson, Rubio, Cruz, Bush, Kasich, Christie, Fiorina, Paul Republican presidential candidates are in Las Vegas for their last debate of the year, just seven weeks before the 2016 nominating race gets underway at the Iowa caucuses. Tonight Face Off: 2016 Presidential Debate Round 1 Undercard: Mike Huckabee, Rick Santorum, Lindsey Graham, George Pataki. Round 2 Prime Time: Donald Trump, Ben Carson, Ted Cruz, Marco Rubio, George Bush, Carly Fiorina, Chris Christie, John Kasich, Rand Paul. CNN, Republican, Debate. Stage set for final GOP debate of 2015 Washington (CNN)Nine candidates will appear in prime-time Tuesday night for the final Republican presidential primary debate of 2015, a critical event that will help shape the contest heading into the Iowa caucuses. Businessman Donald Trump, the front-runner for the nomination, will again be center stage flanked by retired neurosurgeon Ben Carson on his right and Texas Sen. Ted Cruz on his left, CNN announced Sunday. The six remaining participants in the prime time contest will be Florida Sen. Marco Rubio, former Florida Gov. Jeb Bush, businesswoman Carly Fiorina, New Jersey Gov. Chris Christie, Ohio Gov. John Kasich, and Kentucky Sen. Rand Paul. Four candidates: former Arkansas Gov. Mike Huckabee, former Pennsylvania Sen. Rick Santorum, South Carolina Sen. Lindsey Graham and former New York Gov. George Pataki will appear in the first debate on Tuesday evening. It will be a return for Christie to the prime-time stage after failing to qualify for the Fox Business prime-time debate last month. Christie has seen a resurgence in recent weeks, particularly in New Hampshire, a key state for his campaign.
