A teenager is in a critical condition after the attack.

The 19-year-old was found with severe abdominal pains in Kingsland Road after he was attacked by a group of men, who were seen running away along Tottenham Road.

Police were called at 8.50pm on March 11 to the incident, but no arrests have been made.

Anyone with information should contact police on 020 7230 9795, the non-emergency line on 101 or contact Crimestoppers anonymously on 0800 555 111.