Kolkata: A youth from Diamond Harbour was allegedly shot dead by his cousin brother over some dispute.The incident took place in the Netra area of Diamond Harbour area in South 24-Parganas on Monday night. The victim has been identified as Sabbir Gaji. The victim went to a fair near Diamond Harbour station on Monday evening. After visiting the fair, the victim was going to one of his relatives’ houses situated nearby. When Gaji was about to enter the house of his relative, his cousin brother Rakibul Gaji turned up there and took him to a house in the locality. Also Read – Rain batters Kolkata, cripples normal lifeAfter a few minutes the youths stepped into the room, locals heard the sound of a gunshot. They rushed to the spot only to find the victim lying in a pool of blood. The victim with a bullet injury was taken to Diamond Harbour District Hospital and was later shifted to a city hospital as his condition deteriorated. The patient succumbed to his injury on late Monday night. The incident triggered panic among locals residents in the Netra area. The family members of the victim lodged a complaint at the local police station against the cousin brother, Rakibul, and four others. On the basis of the complaint police have started a probe. They are yet to ascertain the exact cause that might have led to the murder. According to the preliminary investigation, police suspect that some family-related dispute might have caused the incident. Cops are investigating if the victim had any personal rivalry with his cousin brother. The investigating officers are interrogating the family members of the victim and police are conducting raids to nab the accused.