U.S. Air Force Staff Sgt. Htyler Kelley, 19th Civil Engineer Squadron Explosive Ordnance Disposal technician, ensures his headset is working before boarding a U.S. Army National Guard UH-60 Black Hawk during a Joint training exercise at Little Rock Air Force Base, Arkansas, Oct. 22, 2019. In addition to promoting interoperability with our sister service, this exercise focused on the ability to rapidly assemble forces when responding to crises, improv combat effectiveness. (U.S. Air Force photo by Airman 1st Class Mariam Springs)