An officer of the Indian Army and three security personnel, including a constable of the Border Security Force or BSF, were killed in the line of duty during a major anti-terror operation along the Line of Control or LoC in Jammu and Kashmir's Kupwara district, officials said. NDTV is one of the leaders in the production and broadcasting of un-biased and comprehensive news and entertainment programmes in India and abroad. NDTV delivers reliable information across all platforms: TV, Internet and Mobile. Subscribe for more videos: https://www.youtube.com/user/ndtv?sub... Like us on Facebook: / ndtv Follow us on Twitter: / ndtv Download the NDTV Apps: http://www.ndtv.com/page/apps Watch more videos: http://www.ndtv.com/video?yt