Joe, a military working dog assigned to the 75th Security Force Squadron at Hill Air Force Base, Utah, sniffs around logs to search out an explosive training device March 4, 2020. Joe is a single-purpose MWD, trained as an explosive detection dog. (U.S. Air Force photo by Cynthia Griggs)

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Photo by: Cynthia Griggs |  VIRIN: 200304-F-EF974-1299.JPG