US Republican presidential candidate Donald Trump speaks during a campaign rally at the American Airlines Center in Dallas on September 14, 2015. AFP PHOTO/LAURA BUCKMAN (Photo credit should read LAURA BUCKMAN/AFP/Getty Images)
US Republican presidential candidate Donald Trump speaks during a campaign rally at the American Airlines Center in Dallas on September 14, 2015. AFP PHOTO/LAURA BUCKMAN (Photo credit should read LAURA BUCKMAN/AFP/Getty Images)