A teenager has been killed and a 32-year-old man has been seriously injured in a shooting in east London.
The pair were shot in Hindrey Road, Clapton, at 20:20 GMT on Saturday, the Metropolitan Police said.
They were taken to hospital where the younger victim, aged 19, died at about 23:10 GMT. The other man is understood to be in a stable condition.
Police have made no arrests and have yet to establish a motive for the attack.
A spokesman said: "At this very early stage we must retain an open mind regarding the circumstances of the incident and any motive.
"Detectives from Trident are leading the inquiry and an incident room will open in the morning."
Police are appealing for witnesses to come forward.