Kharagpore: One person was killed when a truck collided head on with a car at NH 6 near Kharagpore. Three more persons were also injured in the incident. According to the locals, a passenger laden car lost control and hit a truck coming from the opposite side. One person died on the spot. The injured has been admitted to the local district hospital. The condition of the injured passengers is stated to be critical. The identity of the deceased has not yet been known. The body has been sent for post mortem.