At least five persons were killed in separate incidents of violence in various districts of Balochistan on Thursday. According to police sources, unknown armed men gunned down a truck driver in Samangli Road area and fled from the scene. Reasons of the murder have not been known. One person identified as Akhtar Abbas was killed after armed men opened fire at him in Double Road area of the city. The deceased was serving in the administrative staff of a law enforcement agency. In Bhag area of district Bolan, two rival groups clashed on Thursday morning. In cross firing two persons whose identification has not been confirmed, were killed while two others sustained injuries. The police reached the scene and brought the situation under control. The police also recovered a dead body from Harboisena area of Qalat. The body was shifted to Civil Hospital Qalat where identity of the deceased was yet to be confirmed The police have registered separate cases in all incidents at concerned police stations and investigations were in progress. Meanwhile citizens have expressed grave concern over surge in crimes and violence across the province. They demanded the law enforcement authorities and provincial government to take solid steps to overcome the situation.