January 11, 2016 11:21 pm Gas Station Clerk Stabbed in Covina A man working as a clerk at a Covina gas station was stabbed in an attempted robbery Monday, police said Jan. 11, 2016. US & World Videos 0:46 Protesters remain camped out on UCLA campus 0:44 Security guard shot at $12 million Encino home 1:01 One person killed in crash in Porter Ranch 3:32 USC, UCLA students navigate end of the year protests 3:26 Confrontations occur at UCLA campus amid ongoing protests