A teenager died in the early hours of this morning after an incident apparently involving a gun in Greenwich.
Police were called out to an address in Park Mews, Calvert Road, just after 2am.
A man, believed to be 17 years old, was pronounced dead at the scene.
Officers from the Homicide & Serious Crime Command are investigating and an incident room has been opened at Lewisham this morning.
Five people have already been arrested in connection with this incident and are currently in custody.