Military working dog retirement and memorial
PETERSON AIR FORCE BASE, Colo. – Lt. Col. Nicole Roberts, 21st Security Forces Squadron commander, congratulates Staff Sgt. Andrew Koch and Military Working Dog Guyro on Guyro's retirement Dec. 19. Koch, who adopted Guyro, said relaxation is in his partner's future. (U.S. Air Force photo by Robb Lingley)