Shonda Nichols, spouse of Tech. Sgt. Aaron Nichols, 90th Civil Engineer Squadron, and Lt. Col. Dan Berg, 90th Operations Support Squadron director of operations, perform pull-ups during a workout at the Independence Hall Fitness Center on F.E. Warren Air Force Base, Wyo., May 20, 2015. Nichols and Berg are able to have more variety of workouts because of the new endurance training equipment. (U.S. Air Force photo by Lan Kim)