See an update on this incident here.
Police are investigating a reported stabbing on the Tulse Hill Estate last night.
According to reports a man, in his twenties was attacked on the estate, before collapsing outside the post office on Elm Park, Brixton Hill at about 9.40pm.
The man was treated by paramedics and a doctor from the air ambulance team before being taken to hospital by road.
A spokesman for the London Ambulance Service said: “We were called at just after 9.40pm to Elm Park to reports of a stabbing.
“We treated one patient, a man in his twenties. He was taken to hospital with the doctor from the Air Ambulance.”
The Brixton Blog is waiting for more details from Lambeth Police.