The Army said on Saturday that four terrorists were killed in an encounter with security forces in Shopian district of Jammu and Kashmir. Fresh firing had started between security forces and the terrorists in Shopian's Killora Village yesterday. Hence, the number of terrorists killed in the operation now reaches five. An Army official said that one terrorist was killed last night and the operation was still on. An official had said that the search operation which had started following certain inputs from the intelligence about terrorists there, turned into an encounter when the terrorists fired at the security forces. The security forces had sealed the area last night.