A 14-year-old boy was shot dead in Woolwich, south-east London on Thursday, the Metropolitan Police has said.
The boy has been named as Eghosa Ogbebor.
Three teenagers have been arrested on suspicion of murder following the shooting.
Police received reports of a shooting on Lord Warwick Street in Woolwich at about 3.40pm on Thursday.
Two boys, aged 14 and 16, and an 18-year-old man have been arrested on suspicion of murder.
The force had said in an earlier press release that the victim was a man, but on Friday confirmed he was a 14-year-old boy.
His family have been informed and are being supported by specialist officers.
Detective Chief Inspector Lucie Card said: "Our thoughts remain with the boy's family and loved ones.
"We are aware of the concern that this incident will cause the local community. We have already made three arrests and our investigation continues at pace. An increased police presence remains in the area.
"I would appeal for anyone who was in the area at the time, who has CCTV or dashcam footage of the incident or has information that could help my officers to come forward."
London mayor Sir Sadiq Khan said: "My thoughts are with the family, friends and wider community in Woolwich following the appalling fatal shooting of 14-year-old boy.
"There is absolutely no place for this heart-breaking violence."I remain in close contact with the Met who have been working around the clock - arrests have already been made and an investigation is under way.
"Residents will see an increase in police in the local area."
Anyone with information or footage is asked to call police on 101, quoting CAD 4848/2APR, or independent charity Crimestoppers, anonymously, on 0800 555 111.
