Army Cpt. Richard Blair, left, greets Navy Petty Officer 1st Class Kristina Vargas, and Pponder, a military working dog, before conducting Canine Tactical Combat Casualty Care training for service members at Camp Lemonnier, Djibouti, Aug. 18, 2018. Blair is a veterinarian. Vargas is a military working dog handler. Air National Guard photo by Master Sgt. Sarah Mattison