At least eight people were killed and several others sustained injuries as a passenger van caught fire after collision with tractor-trolley in Eastern Pakistan today, (Geo News) reported. Rescue sources said due to severe fog, a Lahore-bound passenger van collided with a tractor-trolley, loaded with sugarcane- at Phalian round-about. Several others including women and children sustained injuries. The dead and injured were shifted to tehsil hospital. The rescue team has extinguished the fire.