Staff Sgt. Dexter Calis, 460th Space Communications Squadron satellite communication supervisor and Senior Airman James Ramroth, 460th SCS SATCOM technician, perform multi-meter testing March 15, 2017, on Buckley Air Force Base, Colo. SATCOM ensures the flow data and connection between satellites and their end-users. (U.S. Air Force photo by Airman Jacob Deatherage/Released)