Staff Sgt. Jalen Allen, 2nd Security Forces Squadron supply NCO in-charge, prepares rope while setting up for Global Thunder 21 at Barksdale Air Force Base, La., Oct. 20, 2020. GLOBAL THUNDER is an invaluable training opportunity to exercise all U.S. Strategic Command mission areas and create the conditions for strategic deterrence against a variety of threats. (U.S. Air Force photo by Senior Airman Lillian Miller)