(Top left corner) Senior Airmen Blake Whilden, lighting director, adjusts illumination settings, (lower left corner) Senior Airman Andrew Schoon, vehicle and spotlight operator, waits for the signal to turn on the spotlight and (at right) Senior Airman Steven Dores, audio director, adjusts microphone and speaker volumes for the start of the Air Force Tops in Blue show held June 29, 2014, at the Chester Fritz Auditorium on the campus grounds of the University of North Dakota in Grand Forks, N.D. Members of Tops in Blue are also responsible for set up and break down of the sets and all equipment used in the show. (U.S. Air Force photos/Staff Sgt. Luis Loza Gutierrez)