Dave Duggar, 12th Maintenance Group J-85 propulsion shop supervisor, conducts an inspection on a T-38 Talon engine Feb. 28 2018, at Joint Base San Antonio-Randolph, Texas. Duggar oversees the engine shop and test cell ensuring T-38 engines are "mission ready" to conduct daily sorties for the 12th Flying Training Wing. (U.S. Air Force photo by Sean M. Worrell)