190620-N-XD935-0003 BLACK SEA (July 20, 2019) U.S. Navy Special Warfare Combatant-Craft Crewmen assigned to Naval Special Warfare launch an unmanned aerial system, June 20, 2019, during a patrol on the Black Sea as part of Trojan Footprint 2019. Trojan Footprint is an annual U.S. Special Operations Command Europe-led exercise that incorporates Allied and partner special operations forces, this year's exercise brought together 1,400 SOF from ten nations for training over land, sea and air across Bulgaria, Hungary, Romania and the Black Sea. (U.S. Navy photo by Senior Chief Mass Communication Specialist Jayme Pastoric/Released)