Three teenagers were left with stab wounds following an incident in the centre of Romford on Monday (February 27).
The Met Police was called at 5.38pm to reports of a stabbing in South Street.
Officers attended along with the London Ambulance Service.
Advertisement
Advertisement
Three teenage boys, aged 15, 16 and 17, were found with stab wounds.
A fourth male was arrested on suspicion of affray and taken into custody.
They were taken to hospital for treatment.
Police say none of their injuries are life threatening.
Enquiries are ongoing and a crime scene is in place.
Any witnesses are asked to call 101 quoting CAD 5355/27Feb.
To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.