Eight gunmen on four motorbikes opened fire near an estate agency in Sector 7-D of Surjani Town injuring four persons. Three injured were succumbed to their injuries while on the way to hospital.
The deceased including two brothers were identified as Akhtar Ansari, Ashraf Ansari and Salman aka Sunny.
Police investigators found 30 shells of bullets from the crime scene.
In another firing incident a woman was shot dead near Saddar Parking Plaza today.
Unknown armed men shot dead a man in Sector Five-C in North Karachi.