A 11th Security Support Squadron military working dog lays on the ground during a memorial service for MWD Atos at Joint Base Andrews, Md. Jan. 11, 2018. In recognition of Atos’ devotion to fellow Defenders, the 11th Security Forces Group came together to mourn his loss and to celebrate his life and achievements with a memorial service. Atos served the 11th SFG for six years before passing due to a rare heart condition. (U.S. Air Force photo by Senior Airman Delano Scott)