The family of a man, whose body was found on rail tracks in Rajasthan's Alwar -- where a man had been beaten to death earlier this year by cow vigilantes -- has claimed that he, too had been killed by another such group. The body of Umar Khan, 32, was found on November 10, around 12 km from the Ramgarh Police station. It is not yet known how de died. His body had been kept in the mortuary since there was no identification. Today, his family - residents of a village in Bharatpur called Ghaatmeeka - arrived.