Detectives are continuing to question a man in connection with a murder in the Harehills area of Leeds.
The 34-year-old man was arrested on suspicion of murder following the death of a man at an address in Bexley Mount in the early hours of Sunday.
Officers were called at 1.37am to the address by the ambulance service. On arrival they found a male with serious injuries. He died a short time later.
Three other men, aged 46, 50 and 51, and a 40-year-old woman who were also arrested on suspicion of murder, have all been released without charge, West Yorkshire Police said.