U.S. Air Force Airman 1st Class Justin Alfeld, 1st Operations Support Squadron aircrew flight equipment technician, ties the handles and straps of a parachute into place at Langley Air Force Base, Va., Jan. 29, 2016. Parachute technicians leave a half-inch of slack to help reduce opening force and the pressure put onto a pilot’s body upon ejection. (U.S. Air Force photo by Airman 1st Class Derek Seifert)