A teenager has been stabbed to death in Newham, east London.
The Metropolitan Police said the man, believed to be 18, was found critically injured with stab wounds at 15:30 BST in Chadd Green.
Officers and London Ambulance Service attended. The teenager was pronounced dead an hour later.
The Met said the next of kin had been informed. A post-mortem examination and formal identification are being arranged.
An investigation is under way, but there have not yet been any arrests.