Met Police say a 15-year-old boy has been arrested on suspicion of causing grievous bodily harm.
Police were called at 8.50am to Parsonage Street, E14. London’s Air Ambulance also attended. A crime scene remains in place on Parsonage Street and Mudchute Park and Farm. Witnesses are urged to contact police on 101 quoting: CAD 1321/29APR. 2/2