Yes, half of Trump supporters are racist - The Washington Post

https://www.washingtonpost.com/opinions/clinton-wasnt-wrong-about-the-deplorables-among-trumps-supporters/2016/09/12/93720264-7932-11e6-beac-57a4a412e93a_story.html?utm_term=.e976612278aa&wpisrc=nl_most-draw8&wpmm=1