Staff Sgt. Matthew Ratchford, 316th Security Support Squadron Military Working Dog section handler, shoots at targets as part of a competition at Joint Base Andrews, Md., July 24, 2020. The 316th SSPTS hosts a quarterly “Top Dog” competition to assess the K-9s’ tactical obedience, operational scenarios, and fitness. (U.S. Air Force photo by Airman 1st Class Bridgitte Taylor)