Master Sgt. Eric Walker (second from left), a loadmaster with the 315th Contingency Response Flight at Joint Base Charleston, turns the height adjustment handle on the terminal operations center trailer during setup operations Thursday, Feb. 20, 2020, at Exercise Patriot Sands at Cecil Spaceport, Florida. Patriot Sands is an annual exercise aimed at training contingency response reserve forces and its affiliate units in operational readiness through joint cooperation. (U.S. Air Force photo by Capt. Rashard Coaxum)