A murder investigation has been launched in Hackney.
Police were called by the London Ambulance Service at approximately 05:00hrs today, Friday, 11 April, to Charles Square Estate, N1 following concerns for the welfare of a resident.
Officers attended and found a 60-year-old woman deceased at the location. Formal identification is yet to take place.
Next of kin have been informed.
A post-mortem examination will be held in due course.
A 67-year-old man was taken by ambulance to an east London hospital where he remains in a critical condition.
An incident room has opened under the Homicide and Major Crime Command.
Enquiries continue. No arrests.
Detectives are not looking for anyone else in connection with the investigation.