Alwar (Rajasthan), Aug 21 (ANI): In a heart wrenching incident, a man sleeping outside a shop in Rajasthan’s Alwar district was seriously injured after an unknown person hit him with a heavy stone on his head. The incident happened during the middle of night on August 20 outside a shop in Civil Lines colony. The injured was rushed to a nearby hospital where his treatment is going on. The perpetrator was arrested immediately. An FIR has been registered and further investigations are underway.