Homicide detectives have launched an investigation after a fatal stabbing in Sutton.
A man in his 40s was found in Typhoon Way with knife wounds just after 9pm on Monday.
Paramedics battled to save him but he died.
Forensic teams have been scouting for clues while officers have been carrying out door-to-door inquires and collecting CCTV images for analysis.
Police said no arrests have been made.