QUETTA: Unknown attackers hurled a hand grenade at a police station in Mastung district of Balochistan, injuring a police officer, police said.
The grenade exploded inside the police station, causing injuries to one officer, according to police.
The injured officer was taken to a hospital for medical treatment, police sources said.
Police have launched an investigation into the attack. Residents said the sound of the explosion was heard across a wide area.
No group has claimed responsibility for the attack so far.
