Maybe the fact that he has never disowned support from racists and bigots. Maybe the fact that he retweeted an anti-semitic cartoon from a neo-Nazi website. Maybe the fact he called a judge born in Indiana anti-Trump because he was a "Mexican.
 If it walks like a racist and a bigot and it hangs out with racists and bigots then it is reasonable to guess it is a...ready now...a racist and a bigot.