Ambala : A former army officer fell down from the Chattisgarh express, near the Ambala city railway station this morning and sustained serious head injuries.The victim was rushed to the civil hospital from where he was referred to PGI, Chandigarh. He succumbed to his injuries on the way to the hospital.The deceased has been identified as Vikram Singh (37) hailing from Meerut.The Railway police recovered his identity card from his pocket in which his details were mentioned. Driving license was also recovered from his possession which had been issued from the Shimla transport office. The police then informed the Meerut police and the Army authorities in this regard.The body of the deceased has been sent to the Civil hospital, Ambala. A post-mortem would be conducted, after relatives of the deceased claim the body, said a police official.