Detectives are appealing for witnesses after an 18-year-old man was seriously injured in a stabbing in Hackney.
The attack took place around 16:05pm on Saturday, February 22 in Evering Road while a music video was being filmed nearby.
The victim required emergency surgery following the incident and is now recovering from a serious arm injury.
Detective Sergeant Andy Rice from the Central East Command Unit said: "Our enquiries have established that a music video was being filmed at the time of the attack. I am keen to speak to anyone who has this footage as it could contain information that could assist this investigation.
"I would also urge anyone who has information that could help identify whoever is responsible to come forward and speak to us in confidence."
No arrests have been made and investigations continue.
Anyone with information should call police on 101 or 'X' @MetCC quoting CAD4542/22Feb. Information can also be provided anonymously to Crimestoppers on 0800 555 111.
