A murder investigation has been launched after a 21-year-old man was found stabbed to death in Mottigham.

Officers were called to Lambscroft Avenue shortly before 3.45pm yesterday to reports of a disturbance.

On arrival they found a man suffering stab injuries in nearby Charlesfield.

Paramedics and officer tried to administer emergency first aid, but he was pronounced dead at the scene.

Four men - aged 19, 18, 16, and 20 –were arrested close to the scene on suspicion of murder. They remain in custody at south London police stations.

Anyone with information should call 020 8721 4812 or via 101 or Crimestoppers anonymously on 0800 555 111.