Relatives of victims mourn over the death of bar shooting rampage at Los Robles Medical Center in Ventura County, California, the United States, on Nov. 8, 2018. A U.S. Marine veteran opened fire in a crowded bar popular with college students in the state of California, killing 12 people including a sheriff's deputy, police said on Thursday, in the latest mass shooting that shocked the country. (Xinhua/Qian Weizhong)