Police officers bring a man who violently attacked a public security checkpoint under control during an anti-terrorism drill in Fusui County of Chongzuo City, south China's Guangxi Zhuang Autonomous Region, July 30, 2016. More than 3,000 people from the public security department, armed police and fire department of the region participated in the drill here Saturday. (Xinhua/Ren Pengfei)
