Krieger aces aircraft hydraulic systems course
Tech. Sgt. William Krieger, 364th Training Squadron aircraft hydraulic systems apprentice student, works on a C-130 hydraulic fluid reservoir that supplies the fluid to the aircraft at Sheppard Air Force Base, Texas, July 3, 2018. Krieger, a member of the 193rd Special Operations Aircraft Maintenance Squadron, Pennsylvania Air National Guard, Middletown, Pennsylvania, scored 100s on each block test during the 49-day course, earning the ACE award for his achievement. (Contributed photo)