Authorities in California found no evidence of gunfire after reports of shots fired at LA Valley College on Wednesday night.
Los Angeles police began to scale back their presence at around 9 p.m. after investigating reports that shots had been fired on the Valley Glen campus. Several buildings had been evacuated.
LA Valley College said on Twitter that the school was placed on lock down at around 7:30 p.m. At least 30 patrol cars arrived on campus.
Police began doing a room-by-room search, officials said.