Sgt. 1st Class Adrian Hill, U.S. Army Golden Knights parachute team member, prepares to jump out of a C-31A Troopship during the 2015 Dakota Thunder air show and open house at Ellsworth Air Force Base, S.D., Aug. 15, 2015. The 12 man team executed a 10,000 foot jump to kick off the opening ceremonies of the event. (U.S. Air Force photo by Senior Airman Anania Tekurio/Released)