Police and paramedics found the body of an elderly woman, who was pronounced dead at the scene.
A 57-year-old man was arrested at the scene on suspicion of murder. He was taken to hospital as a precaution for treatment to self-inflicted injuries.
The suspect and deceased are believed to be known to each other.
Detectives from the Met’s Specialist Crime Command (Homicide) have been informed and a crime scene remains in place.
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