A murder investigation is under way following the death of a man in Mitcham.
Officers attended Maple Close just after 7.30 last night.
A 39-year-old man was treated at the scene for stab injuries before being taken to hospital, where he died.
No arrests have been made, and officers say they are making urgent enquiries to locate the suspect.
It is understood the victim and the suspect were known to each other.
Police patrols are being stepped up in the area to provide reassurance to residents.
Detective Chief Inspector Alison Foxwell, from Specialist Crime South, who is leading the investigation, said: “The victim’s loved ones are being supported by specially trained officers. They have our deepest sympathies following this terrible loss.
“Anybody who witnessed the incident, or who has information, should contact the police on 101, quoting CAD reference 6812/28APR.
“To remain 100 per cent anonymous, contact Crimestoppers on 0800 555 111.”
