Detectives are appealing for information after a woman was found seriously injured in a parked car.
Shortly after 3am on Sunday morning police were called by the ambulance service. The crew were treating a 51-year-old woman who had been found in a car parked in Mexborough Grove, Chapeltown.
She was taken to Leeds General Infirmary where she is currently in a critical condition.
A 53-year-old local man has been arrested in connection with the incident and is being held in custody.
Information to North East Leeds CID via 101 or call Crimestoppers anonymously on 0800 555 111.