U.S. Navy Petty Officer 3rd Class Cortland Woods, Joint Base Security, JB2 dog handler, salutes military working dog Riki for the last time at the veterinary treatment facility on Joint Base Pearl Harbor-Hickam, Hawaii, March 2, 2017. After six-years of service, Riki was euthanized due to progressive incurable illness. (U.S. Air Force photo by Tech. Sgt. Heather Redman)