PENSACOLA, Fla. (April 21, 2021) A Military working dog (MWD) handler wraps a bandage around the bleeding leg of a robotic dog during MWD first aid training, April 21, 2021, onboard NAS Pensacola. The robotic dog actually bled from the injured leg and barked while handlers worked to apply a tourniquet and stop the bleeding. (U.S. Navy photo by Joshua Cox)