India Today. The constable, Pinak Nath, is from Assam and had recently joined the force. He was assigned to Alpha Company of the CRPF's 33rd Battalion, based in Doda. The Central Reserve Police Force (CRPF) has terminated probationary Constable Pinak Nath from service after he. A CRPF constable was dismissed from service on Friday following an inquiry into a social media post in which he allegedly threatened his superiors with bloodshed and.