A gunman has opened fire at a Korean Christian retreat near Temecula, California, and at least one person was killed in the shooting spree, police said. The Riverside County sheriff's office, which covers Temecula, said a gunman opened fire at the camp ground in the hills outside the city. "There were four shooting victims. There is one person deceased; three were transferred out by ambulance and one by air [helicopter]," sheriff's Deputy Herlinda Valenzuela... (GunPolicy.org)