Our Staff Reporter PAKPATTAN - Two people were killed while six other injured critically here in a collision between a passengers wagon and tractor-trolley on Sunday. As per detail, two people were killed and six other injured when a speeding passengers wagon and tractor-trolley collided head-on. Wagon driver Bilal and Asif died on the spot while six passengers injured who were identified as Mubeen, Javed, Imran, Tariq, Shahid and Zahid. The injured are said to be from the famous Qawal band Of Sher Mian Dad. Rescue 1122 took the injured to DHQ Hospital.