Overview
- Armed officers arrested a 31-year-old on suspicion of assault within minutes, and he remains in custody as a manhunt continues for others.
- London Ambulance Service treated 21 people, including a three-year-old, with five taken to hospital and no life-threatening or life-changing injuries reported.
- Investigators say four men sprayed a substance believed to be pepper spray during the robbery, affecting people in and around the lift.
- The Metropolitan Police are not treating the incident as terrorism and have appealed for witnesses quoting CAD 1803 7 DEC.
- The assault at about 08:11 GMT caused significant road and rail disruption around Terminal 3, though the terminal stayed open and services later recovered.