California Republican Steve Knight featured a racist in his campaign ad

https://thinkprogress.org/california-republican-steve-knight-featured-a-racist-in-his-campaign-ad-cfb3144b9b06/?fbclid=IwAR1wEZNnhvqx0-gj2Sn0naiSOG6aT0DE-ty4cDNXb2tpHH6CTfNNU-yGhkk