YOKOTA AIR BASE, Japan -- Airman 1st Class Daniel Drewien, 374th Aircraft Maintenance Squadron C-130J instrument and flight control systems journeyman, attaches a portable interface unit into the flight data recorder in a C-130J Super Hercules at Yokota Air Base, Japan, July 26, 2022. Instrument and flight control systems specialists have a critical role in maintaining standards to ensure aircraft systems operate as intended for every mission.