Republican presidential candidate, Donald Trump waves to the crowd during a rally at Radford University in Radford, Va., Monday, Feb. 29, 2016. (AP Photo/Steve Helber)
Republican presidential candidate, Donald Trump waves to the crowd during a rally at Radford University in Radford, Va., Monday, Feb. 29, 2016. (AP Photo/Steve Helber) Steve Helber AP
Republican presidential candidate, Donald Trump waves to the crowd during a rally at Radford University in Radford, Va., Monday, Feb. 29, 2016. (AP Photo/Steve Helber) Steve Helber AP