BOULDER, CO - OCTOBER 28: Presidential candidates Jeb Bush (L-R), Marco Rubio (R-FL), Donald Trump, Ben Carson, and Carly Fiorina look on during the CNBC Republican Presidential Debate at University of Colorados Coors Events Center October 28, 2015 in Boulder, Colorado. Fourteen Republican presidential candidates are participating in the third set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
Getty Images

Getty Images News Justin Sullivan