According to details, the 13-year old Nauman got involved in a brawl with other boys outside the academy where he had gone to study.
Police said that Nauman died because of the head injuries he suffered in the brawl. The dead body was shifted to Mayo Hospital for postmortem.
The police said that the truth will emerge after the postmortem report of the deceased comes out.
The parents of the victim, accused 15-year old Saifullah for the death of their son. They have filed the case against the teenager at a Lahore police station.