Two more persons were killed and two others sustained injuries in firing incidents in different areas of the city here on Thursday.
According to details, some unidentified armed men opened fired at three persons in Quaidabad and Ayub Goth, killing two of them on the spot and injuring another.
In another firing incident, one person also received bullet wounds in Gharibabad area.
The injured were shifted to Abbasi Shaheed Hospital for treatment.
Meanwhile, a woman died mysteriously in Shireen Jinnah Colony. The identity and cause of death of the woman was not yet known.