Islamabad, Jan 4 (IANS): At least 11 people were killed in different incidents of violence in Pakistan's port city of Karachi Saturday, a media report said.

According to a Dawn online report, unidentified gunmen fired indiscriminately at a juice shop in the city's Gulshan-e-Iqbal area, killing the shop owner and two other people.

Four people, who were injured in the attack, were shifted to hospital.

In a separate incident, two brothers were shot in the same area Saturday.

In Nipa Chowrangi area, two madrassa students were gunned down, following which protestors blocked roads and burned tyres.

Meanwhile, a man was killed in the city's Federal-B area whereas two people were killed in Gulshan-e-Hadeed and Golimar areas.

A police officer, who was injured in a firing incident in Sachal Goth area earlier Saturday, died in a hospital.

The largest metropolitan city of Pakistan, Karachi is riddled with targeted killings, gang wars, kidnappings for ransom, extortion and terrorism.