U.S. Navy Lt. Ryan Ramsden rappels off a tower while training with members of the Australian Northern Territory Tactical Response Group during exercise Talisman Sabre 2011 in Darwin, Australia, on July 20, 2011. Talisman Sabre is a bilateral exercise to train Australian and U.S. forces in planning and conducting combined operations. Ramsden is assigned to Explosive Ordnance Disposal Mobile Unit 5.