Senior Airman Gabriel Easler, a military working dog handler assigned to the 28th Security Forces Squadron, and his partner, Nnicholas, perform a routine patrol at Ellsworth Air Force Base (AFB), S.D., Aug. 9, 2016. This is the largest deployment Ellsworth AFB has conducted in the past decade, with more than 300 Airmen being deployed to Andersen AFB, Guam. (U.S. Air Force photo by Airman Donald Knechtel)