Four people were injured on Sunday when unidentified motorcyclists hurled grenades at a restaurant on Quetta’s Jinnah Road. Two unidentified motorcyclists lobbed hand grenades into Quetta Hotel and fled immediately from the scene. The grenades, which rolled deep into the shop before exploding, injured the hotel owner, Raja Arif and his three employees. The police shifted the injured to a local hospital. The injured were identified as Adil Abassi, Naseer Ahmad and Asad Asim. The police registered a case against the unidentified men. However, no arrests have so far been made.