U.S. Air Force Col. Theodore Breuker, 377th Security Forces Group commander, hands over responsibility of Military Working Dog Boris to Staff Sgt. Austin Clark, 377th Security Forces Squadron military working dog handler and Boris’s adopter, at Kirtland Air Force Base N.M., March 26, 2019. Boris had 10 handlers during his career, and worked with Clark for two of his eight years in service. (U.S. Air Force photo by Senior Airman Eli Chevalier)