NELLIS AIR FORCE BASE, Nev. -- (Right to left) Staff Sgt. Enrique Dejesus-Roig, 706th Fighter Squadron, conducts a leakage test on a life preserver, while Staff Sgt. Willis Austin, 422nd Test and Evaluation Squadron, inpsects a pilot interface connector for holes and tears. Both Airmen are Aircrew Flight Equipment craftsmen assigned to the new F-35 Lightning II program here. (U.S. Air Force photo/Maj. Jessica Martin)