Expected speakers: Sen. Tim Scott, House Republican Whip Steve Scalise, Rep. Matt Gaetz, Rep. Jim Jordan, Former Ambassador Nikki Haley, Republican National Committee Chairwoman Ronna McDaniel, State Rep. Vernon Jones, Amy Johnson Ford, Kimberly Guilfoyle, Natalie Harp, Charlie Kirk, Kim Klacik, Mark and Patricia McCloskey, Sean Parnell, Andrew Pollack, Donald Trump Jr. and Tanya Weinreis.