Sgt. 1st Class Clinton Bruce (right), the 159th Combat Aviation Brigade standards instructor, steadies Spc. Jason Gustine, a crew chief with Company A, 4th Battalion, 101st Aviation Regiment, as Gustine guides a UH-60M Black Hawk helicopter during a hands-on portion of the aviation crewmember standards instruction course, Friday, Aug. 17, at Fort Campbell. The intensive course, taught by a mobile training team out of Fort Rucker, Ala., qualifies crew chiefs to become flight instructors.