A UH-60 Black Hawk helicopter from 10th Combat Aviation Brigade lands at Bezmer Air Base, Bulgaria, on July 21. The brigade was prepping for an air assault with members of the 173rd Airborne Brigade and the Greek and Canadian Armies for the final mission of exercise Saber Guardian 17. (U.S. Army photo by Spc. Thomas Scaggs) 170721-A-TZ475-038