Two teenagers have been charged with murder after a man was stabbed to death in broad daylight.
Abdullahi Tarabi, from Greenford, collapsed in an alleyway after being chased by two people at around 3.30pm on Tuesday, April 11.
Police were called by the London Ambulance Service to Newnham Close, in Northolt, where they found the 19-year-old victim with stab wounds in his stomach.
He was taken to a north London hospital but was pronounced dead just after 5.35pm.
Two teenage boys, aged 16 and 17, were charged on Saturday, April 15, with murder and possession of a pointed and bladed object.
They appeared in custody at Hendon Magistrates' Court later that day.
They will appear in custody at the Old Bailey later today (Tuesday, April 18).
Three 19-year-old men and an 18-year-old man were initially arrested on suspicion of attempted murder and then arrested on suspicion of murder.
They have since been released on bail.
Enquiries are continuing.