Republican presidential candidates (L-R) New Jersey Gov. Chris Christie, Sen. Marco Rubio (R-FL), Ben Carson, Wisconsin Gov. Scott Walker, Donald Trump, Jeb Bush, Mike Huckabee, Sen. Ted Cruz (R-TX), Sen. Rand Paul (R-KY) and John Kasich take the stage for the first prime-time presidential debate hosted by FOX News and Facebook at the Quicken Loans Arena August 6, 2015 in Cleveland, Ohio. The top-ten GOP candidates were selected to participate in the debate based on their rank in an average of the five most recent national political polls.