Donald Trump, president and chief executive of Trump Organization Inc. and 2016 Republican presidential candidate, sits on stage during a commercial break at a town hall event hosted by CNN at the University of South Carolina in Columbia, South Carolina, U.S., on Wednesday, Feb. 17, 2016. Trump remains the front-runner in South Carolina, where Republican voters head to the polls on Saturday. According to a survey released Monday by Democratic pollster Public Policy Polling, Trump holds a 17-point lead over Senators Marco Rubio and Ted Cruz, who are tied for second place. Photographer: Daniel Acker/Bloomberg via Getty Images