“A man, aged in his mid-20s, was found suffering what are believed to be gunshot injuries and stab wounds.
“He was taken by the London Ambulance Service to a south London hospital; we await an update on his condition.
“Whilst at the scene, officers were approached by a large group of people and objects were thrown towards them.
“A crime scene is in place and officers remain in the area.”
The force has urged anyone with information is asked to call police via 101 quoting reference Cad 7951/02Jun.