Overview
- Detectives say Derdour left the scene toward Caledonian Road after the 9 December attack that killed 15-year-old Adam Henry.
- He is described as about 5ft 8in, of mixed heritage, slim, most recently seen with a moustache and facial hair, and he uses multiple aliases.
- Police are asking for sightings or information via 101 quoting CAD 3568/09DEC or through Crimestoppers anonymously on 0800 555 111.
- Tsidi Winion, 20, of Handyside Street in Camden, has been charged with murder and possession of an offensive weapon, with a trial set for 6 August 2026.
- Specialist officers are supporting Adam Henry’s family as the investigation continues.