Police investigating a serious assault in Burton have now launched a murder investigation after the victim died in hospital.
Officers were called to St Chad's Road around 10pm on Sunday evening (Sept 9).
A 62-year-old woman was taken to hospital with serious injuries and a 58-year-old man was arrested.
But the woman died overnight and detectives are now questioning the suspect on suspicion of murder.
The victim's family are being supported by officers.
Anyone with information is urged to call 101 quoting incident number 801 of 9 September.