Detectives are investigating the death of a woman in Chingford, which is being treated as suspicious.
Police were called at 11.30pm on Wednesday, 22 January, to a report of a disturbance at an address in Waverley Avenue, E4.
Officers attended and found a woman, aged in her 60s, at the address suffering head injuries. She was pronounced dead at the scene.
Officers believe they know her identity and are in the process of informing next of kin. A post-mortem examination will be arranged in due course.
Enquiries are underway to establish the full circumstances. Officers believe the deceased and the man arrested were known to each other.
Any witnesses are asked to call police on 101 quoting reference 8609/jan22. One