JOINT BASE ANDREWS, Md. -- Jill Ritenauer, 316th Force Support Squadron secretary, instructs Senior Airman Eric Barrera, 316 FSS career development representative, on the proper form of a squat exercise during a bi-weekly CrossFit workout session she monitors in the Tactical Fitness room, at the West Fitness Center Aug. 4. Ritenuaer is a Level One CrossFit coach and is the squadron’s unit fitness program monitor. (U.S. Air Force photo by Bobby Jones)