Airman Brice Vulgamore, left, Airman 1st Class Kyle Jaycox, in seat, and Airman 1st Class Matthew Higgs, 364th Training Squadron hydraulic systems apprentice course students, troubleshoot the hydraulics systems in a flight control simulator at Sheppard Air Force Base, Texas, June 28, 2019. Higgs plays the role of operations checks director and reads instructions for Jaycox to flip the switches in the flightdeck as Vulgamore makes sure the system responds correctly. (U.S. Air Force photo by Airman1st Class Pedro Tenorio)