From left to right, top: former U.N. Ambassador Nikki Haley, former President Donald Trump, former New Jersey Gov. Chris Christie. From left to right, bottom: Florida Gov. Ron DeSantis, North Dakota Gov. Doug Burgum and Vivek Ramaswamy. (Joe Raedle/Getty Images; Brandon Bell/Getty Images; Michael M. Santiago/Getty Images; Scott Olson/Getty Images; Justin Sullivan/Getty Images)