CAMP GRUBER TRAINING CENTER, Okla. - Drones buzzed overhead as Oklahoma National Guard Soldiers and Airmen maneuvered strategically through a wooded area. The drones were a key element of Exercise Thunderstruck 2.0, held Sept. 13 at Camp Gruber Training Center, Oklahoma. Oklahoma National Guard members conduct Exercise Thunderstruck 2.0 at Camp Gruber Training Center, Oklahoma, Sept. 12-13, 2025. (Army National Guard video by Sgt. Jace Burger, a weapons squad leader with the Oklahoma Army National Guard's C Company, 1st Battalion, 279th Infantry Regiment.