QUETTA: At least seven militants were killed and nine injured in a clash between security forces and unknown militants in Dera Bugti area of Balochistan, Geo News reported Tuesday.

According to security sources, an FC convoy was ambushed by unknown gunmen in Sui area and after an hour of fire exchange, seven attackers were killed while nine others were injured. Security men remained unhurt in the incident, sources told.

Security forces started the investigation after arresting the injured militants.