Intolerance and hatefulness seems to be part of the DNA of 95% of them; probably why they're drawn to him.
His presidency has given the racists and xenophobes in America free license to waive their hate flags, and it's despicable.
Here are some links that support my opinion:
https://occupydemocrats.com/2016/09/06/disgusting-truck-shows-trump-bringing-racists-closet/
https://markmaynard.com/2016/03/trump-having-given-racists-permission-to-come-out-of-the-closet-now-tells-that-that-if-they-really-want-to-make-america-great-again-they-need-to-toughen-up-and-start-doling-out-the-violence/
https://www.buzzfeed.com/tasneemnashrulla/racist-incidents-after-trumps-victory?utm_term=.oxRMJ04oPe#.pawZ8re57N