Global Thunder 18
Airman 1st Class Reinaldo Velez-Nazario, 5th Security Forces Squadron defender, stands guard at Minot Air Force Base, N.D., Oct. 31, 2017, during Global Thunder 18. Exercise Global Thunder is an annual command and control and field training exercise designed to train Department of Defense forces and assess joint operational readiness across all of USSTRATCOM’s mission areas, with a specific focus on nuclear readiness. (U.S. Air Force photo by Senior Airman J.T. Armstrong)