A 17-year-old Afghan-origin Sikh teenager was stabbed to death in a street fight in Hounslow, London. The fight started near the Grand Union Canal towpath and then moved into a residential area. Police were called to the scene and four men were arrested on suspicion of murder. Witnesses described a violent fight with the teenager being beaten and stabbed. Despite efforts to save him, he was pronounced dead at the scene. A murder investigation has been launched and the victim’s family is being supported by specialist officers.