BANNU: Four bodies bearing bullet wounds were found inside an ambulance in Khyber Pakhtunkhwa’s Bannu on Friday, police said. Police sources told Dawn that the ambulance was found at the China Pakistan Economic Corridor (CPEC) Circular Road and initial investigation showed that the four men, who appeared to be middle-aged, were killed after unidentified attackers opened fire on the ambulance. Officials estimate that the attack was carried out on Thursday night.