At least four people were killed in the incidents of firing in different areas of Karachi on Sunday.

A police constable shot dead near Police Quarter in Gulzar hijri. A man was killed outside Bismillah Hotel in Pak Colony. After the killing, angry mob torched the passenger bus.

In Soldier Bazar, unknown men attacked on the office of political party, but no casualties reported in the attack. In another incident of firing, a man, identified as Kamran Khatri, was killed in Mosa Len area of Kharadar.

Unknown gunmen opened fire near People's Stadium on Maripur Road, killing a man, 28.

The death toll in past 24 hours reached at 16. In Liyari, unidentified men attacked on the office of Habib Jan, a leader of Pakistan People's Party (PPP). Fifteen people were injured in the attack.