Airman Basic Brian Driscolo, 364th Training Squadron hydraulic apprentice course student and native of Mechanicsville, Iowa, installs a Aileron booster assembly in a C-130 aircraft trainer, at Sheppard Air Force Base, Texas, Sep. 8, 2017. The Aileron booster assembly is responsible for controlling the in-flight aircraft roll. (U.S. Air Force photo by Staff Sgt. Kyle E. Gese)