Detectives investigating the murder of a teenager in Forest Gate have formally identified the victim who was killed on Thursday.
He was Champion Ganda, 17 from Romford.
A post-mortem examination gave the cause of death as multiple stab wounds with a fatal one to the chest.
More top news
Reclaim the Power stage a protest at Heathrow against a new runway or further airport expansion.
Eight more people were hurt in the collision.
Police are hunting a man who is suspected of grabbing an 11-year-old girl who only got away by biting her attacker's hand.