Military Working Dog Eper, 10th Security Forces Squadron, runs through the MWD obedience yard with his handler, Senior Airman Colin English, 10th SFS MWD handler, at the U.S. Air Force Academy, Colo., Dec. 17, 2024. The squadron recently upgraded the obedience yard, installing state-of-the-art turf to enhance the training environment for both handlers and their canine partners. (U.S. Air Force photo by Trevor Cokley)