A soldier assigned to the 7th Special Forces Group (Airborne) swims under a parachute laid on the pool’s surface Oct. 16 in the Eglin Air Force Base pool. The training, known as “Wet Silk Training,” was conducted as part of a Combat Water Survival Test and in preparation for a deliberate parachute jump into water. The CWST is used to assess a soldier’s swimming capability and train him for maritime operations.