KARACHI – Three people, among them a prayer leader of a mosque, were gunned down in separate acts of violence in the city on Sunday.A Sipah-e-Sahaba Pakistan central leader was gunned down near Alamgir Mosque in Bahadrabad area. Police officials said the victim, namely Rafiqul Khalil Alamgir, 60, son of Sajawal, was returning from a seminary situated in Malir area on his vehicle, when unidentified assailants, riding on a motorbike, intercepted the vehicle and sprayed him with bullets. Alamgir sustained multiple bullets and died on the spot. A police party rushed and shifted the body to Jinnah Postgraduate Medical Centre for autopsy. Later, the body was handed over to the heirs. The officials suspected that it might be a sectarian killing.Following the incident, tension gripped Bahadrabad and its surrounding areas. All commercial activities came to a halt, while a heavy contingent of law enforcers was deployed in the area. Separately, a concrete block maker was shot dead in Ghazi Goth within the jurisdiction of the Baldia Town Police Station. Police officials said the victim, identified as Sher Khan, 35, son of Habibur Rehman, was busy making blocks when unidentified armed men came close to him and opened fire on him, causing his instant death. The body was shifted to Civil Hospital Karachi (CHK) for postmortem and later handed over to the heirs. The officials suspected that Khan might have been killed over personal dispute.In another incident, a man was mowed down near Fatima Jinnah College. Police officials said the victim, identified as Zakir Baloch, son of Rehmat Baloch, was going somewhere from his home when unidentified gunmen, riding a motorbike, opened fire on him. He was hit by two bullets in the chest and was shifted to CHK, where he succumbed to his injuries during medical treatment. The motive behind the murder could not be ascertained till the filling of this report.