Hainault killing 'has clearly shocked everyone' say police
Police say a 14-year-old boy has been killed in a sword attack in Hainault, east London, and four other people have been injured, including two police officers.
Speaking to reporters, Assistant Commissioner Louisa Rolfe from the Met Police said a 36-year-old man apprehended at the scene was in hospital, and has been arrested on suspicion of murder.