U.S. Marine Corps Gunnery Sgt. Jonathon Koziol instructs participants in manning drones during the Joint Training Exercise Eager Lion '19 at the King Abdullah ll Special Operations Center, Jordan, August 21, 2019. Soldiers were taught to recognize drone maneuvers using the Phantom 4 Pro in response to increased use by adversaries. (U.S. Army video by Spc. Andrew Garcia)