A U.S. Air Force RQ-4 Global Hawk assigned to the 99th Expeditionary Reconnaissance Squadron prepares to taxi at Al Dhafra Air Base, United Arab Emirates, March 25, 2021. The RQ-4 Global Hawk is a high-altitude, long-endurance, remotely piloted aircraft with an integrated sensor suite that provides global all-weather, day or night intelligence, surveillance and reconnaissance capability. (U.S. Air Force photo by Senior Airman Bryan Guthrie)