Land Rover catch up with C-Sgt Andy Williams, of the Royal Marines Commando, while he and his troops practise and prepare for their zip line stunt at Twickenham Stadium.
Williams explains the technical aspects of the stunt that was acted at the RBS 6 Nations rugby match between England and Wales on 25/2/12. He also continues to tell us why they chose a Land Rover Discovery 4 as the anchor.
