One man is dead and another is in hospital after two separate shootings.
The fatal shooting happened on Friday night in Rushcroft Road, Brixton, south London, where Alfred Liverpool, 25, was pronounced dead at the scene.
Another man was shot after being chased by two men in Leyton, east London, in the early hours of Saturday. He is now in a stable condition.
Operation Trident, which looks at gun crime in the Afro-Caribbean community, is investigating both incidents.
Police said the suspects in the east London shooting were described as black and aged in their early 20s. They left the scene in a small red car.