Airmen perform a high-altitude, low-opening jump. Airmen perform a high-altitude, low-opening jump during a joint operational access exercise at Pope Field, N.C., on Feb. 10, 2012. The airmen are combat controllers assigned to the 21st Special Tactics Squadron. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 163358-S-ZPW29-904.jpg Photo Gallery