Lt. Col. Nicole Schatz, 28th Security Forces Squadron commander, pins on the Air Force Commendation Medal to Military Working Dog Boris, 28th SFS, at Heritage Lake on Ellsworth Air Force Base, S.D., May 29, 2020. During his time at Ellsworth, Boris executed over 3,000 random anti-terrorism measures, 3,000 foot patrols, and conducted nearly 40,000 hours of explosive detection. (U.S. Air Force photo by Airman 1st Class Quentin Marx)