Army Staff Sgt. Lex, a Military Working Dog, assigned to the 525th Military Working Dog Detachment, out of Wiesbaden Germany, prepares for medical hoist training on Camp Bondsteel, Kosovo, July 23, 2015. During the training, Lex was hoisted more than 75 feet into the air by a UH-60 Black Hawk helicopter, operated by F Company, 5th Battalion, 159th Aviation Regiment. The training was held to familiarize the flight crews, military working dogs and handlers with air medical evacuation procedures. (U.S. Army photo by Ardian Nrecaj, Multinational Battle Group-East) (Photo Credit: Ardian Nrecaj)