Police are investigating the stabbing of an 18-year-old after running away from a group of youths in Newham, east London.
The victim died at the scene on Gill Avenue on Friday evening.
John MacDonald, detective chief inspector of the Homicide and Serious Crime
Command, said: "We believe that the victim may have been chased from Butchers
Road at the junction of Hooper Road down into Boreham Avenue, E16.
"The people chasing him comprised of a group of black males."
:: Meanwhile, a 63-year-old woman has been arrested in County Down, Northern Ireland after a man was stabbed in the neck.
The 65-year-old man was taken to hospital after the atack in the Rubane Road area of Kircubbin. His injuries were found not to be life-threatening.
The woman was arrested on suspicion of attempted murder and assaulting police.