U.S. Army Specialist Benjamin Conover, 128th Aviation Brigade, 1st Battalion, 222nd Avn. Regiment student, examines the engine of a UH-60 Black Hawk at Joint Base Langley-Eustis, Va., Feb. 24, 2017. Students are trained on several different areas of helicopter system repairs, ranging from avionics to electrical repairs. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)