Encounter and combing operation is going on inside the Pathankot airbase and it will continue till the airbase is cleared off the terrorists. At a joint press conference, Army, Air force and NSG officers said that terrorists had taken shelter in a two storey building and four of them were killed while two more are suspected to be hidden in the building. <br/><br/>Officers said operation is going on in full co-ordination of forces fighting the terrorists. Officers told the media that terrorists came with full preparedness but they were contained in time and all defence equipment has been saved from their reach. No damage is reported to the civilian area or any civilian. All residential area of airbase is also safe.