A murder inquiry has been launched following the death of a 55-year-old man who was bitten by a dog in West Yorkshire. The incident occurred on a disused railway line off Blacker Lane in Calder Grove, Wakefield, around 1:30 p.m. BST on Saturday.

The man was taken to the hospital in critical condition and passed away shortly after 7:00 p.m.

West Yorkshire Police have arrested a 55-year-old man on suspicion of murder and of owning a dog that was dangerously out of control in a public place, causing injury. The suspect remains in custody. The dog involved in the incident has been seized by officers.

Detective Chief Inspector Michael Cox stated the importance of understanding the circumstances surrounding the death. Police are appealing for two individuals, one identified as Sophie, who stopped to assist the injured man and direct officers, to come forward. Authorities also urge anyone who witnessed or heard any part of the altercation between two men in the area, which is frequented by walkers, to contact them.