New Delhi: Ahead of the visit by a Pakistani probe team in connection with the Pathankot terror attack on an IAF base, NIA today released the photographs of four terrorists killed during the counteroffensive which began on January 2 and lasted more than 80 hours.

The move comes barely a few days before the Special Investigation Team (SIT) of Pakistan visits here to ascertain the facts of the case and investigation carried out by the National Investigation Agency.