http://www.usatoday.com/story/news/...rested-threat-kill-all-white-people/71764338/ A Maryland man was arrested after he threatened La Plata, Md., residents in a social media post, police said. Carlos Anthony Hollins, 20, was arrested Wednesday after the La Plata Police Department was alerted to a tweet he sent that threatened to kill all the white people in La Plata. "I'm not gonna stand for this no. more. Tonight we purge! Kill all the white ppl in the town of La Plata #BlackLivesMatter," Hollins posted on his Twitter account Tuesday. Hollins is facing charges for threats of mass violence, police said. Police have also added extra officers to patrol the area to protect the public.