McElwee, Sean.  “Donald’s Achilles’ heel: Trump’s racism could lose him moderate white support, data shows.” Salon. Salon Media Group. July 31, 2016, http://www.salon.com/2016/07/30/donalds_achilles_heel_trumps_racism_could_lose_him_moderate_white_support_data_shows/#

Sides, John. “Politicians play the race card. This is what helps neutralize it.” The Monkey Cage. The Washington Post. January 8, 2016, https://www.washingtonpost.com/news/monkey-cage/wp/2016/01/08/politicians-play-the-race-card-this-is-what-helps-neutralize-it/