Kalat (Balochistan News Desk) Four passersby were injured when unidentified motorcyclists threw a hand grenade on a road in the Killi Pandrani area of Kalat.
According to details, the injured were immediately shifted to the District Headquarters Hospital for medical treatment.
Police and security forces have cordoned off the area and launched a search operation to trace the attackers.
Police officials said the nature and motive of the explosion are being investigated, while efforts are underway to arrest the fleeing suspects.