QUETTA  - A man was killed and at least 14 others were injured on Monday in a grenade attack in Quetta .
According to police and rescue officials, the incident took place in Quetta 's Prince Road area where unknown masked man riding two motorbikes hurled hand grenades on a restaurant.
Police said at least 14 who were sitting inside the restaurant were injured. They were later shifted to hospital where a man died of his injuries.
Police were investigating the attack .