Senior Airman Joseph Garcia, 4th Security Forces Squadron (SFS) military working dog (MWD) handler (back), instructs MWD Tessa to guard Staff Sgt. Dakota Willis, 4th SFS MWD kennel master, during patrol training at Seymour Johnson Air Force Base, North Carolina, May 7, 2020. Handlers use commands and hand signals to control their dog when it’s unleashed. (U.S. Air Force photo by Airman First Class Kimberly Barrera)