A man has been arrested on suspicion of murder after a mother and daughter were stabbed to death.
Scotland Yard said Joshua Cohen, 27, was arrested in connection with the killings of the victims, aged 33 and 66.
Police were called to an address in Golders Green Crescent, north west London, on Friday at 8.50pm after reports that two women had been seriously injured.
The women, who were known to the suspect, were pronounced dead at the scene.
A member of the public spotted the suspect in Golders Hill Park, north west London, after detectives launched a manhunt on Saturday.
Police had been called to an address in Golders Green Crescent on Friday at 8.50pm after reports that two women had been seriously injured and were pronounced dead at the scene.
Formal identification and post mortem examinations have yet to take place but police are confident they know the identify of the victims.
Their next-of-kin have been informed.