Four gunmen killed after attacking Pakistan Stock Exchange

Asif HASSAN / AFP

Four gunmen have been killed after they stormed the Pakistan stock exchange building in Karachi on Monday.

"Four attackers have been killed, they had come in a silver Corolla car," Karachi police chief Ghulam Nabi Memon told Reuters.

They reportedly launched a grenade attack on the heavily guarded building, which also houses the head offices of many private banks.

Two guards and a policeman were also killed in the incident, the military said.

Militants from the Baloch Liberation Army have claimed responsibility for the attack.