Airman 1st Class Kyle Jaycox, above, and Airman 1st Class Matthew Higgs, 364th Training Squadron hydraulic systems apprentice course students, troubleshoot the hydrualic systems in a flight control simulator at Sheppard Air Force Base, Texas, June 28, 2019. Jaycox plays the role of the pilot, activating the systems in the "flightdeck" as Higgs looks for any discrepancies on the ground. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)