A military working dog lays their head on the ground during a memorial service for MWD Atos at JBA, Md., Jan. 11, 2018. While assigned to the 11th Security Forces Group, Atos provided explosive detection for the Air Force’s largest operational MWD kennel, completing 8,000 search hours, 7,000 vehicle inspections and 100 aircraft sweeps for the president, vice president and distinguished visitors of the United States. (U.S. Air Force photo by Senior Airman Delano Scott)