Global Thunder 18

A snowplow clears the runway at Minot Air Force Base, N.D., Nov. 4, 2017, during exercise Global Thunder 18. Global Thunder is an annual command and control exercise designed to train U.S. Strategic Command forces and assess joint operational readiness. (U.S. Air Force photo by Senior Airman J.T. Armstrong)

A snowplow clears the runway at Minot Air Force Base, N.D., Nov. 4, 2017, during exercise Global Thunder 18. Global Thunder is an annual command and control exercise designed to train U.S. Strategic Command forces and assess joint operational readiness. (U.S. Air Force photo by Senior Airman J.T. Armstrong)

A B-52H Stratofortress assigned to Air Force Global Strike Command (AFGSC) taxis down the runway at Minot Air Force Base, N.D., Nov. 4, 2017, during exercise 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)

A B-52H Stratofortress assigned to Air Force Global Strike Command (AFGSC) taxis down the runway at Minot Air Force Base, N.D., Nov. 4, 2017, during exercise 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)

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)

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)

Airman 1st Class Robert Conley, 5th Aircraft Maintenance Squadron crew chief, uses land mobile radio at Minot Air Force Base, N.D., Oct. 31, 2017, during Global Thunder 18. Global Thunder is an annual command and control exercise designed to train U.S. Strategic Command forces and assess joint operational readiness. (U.S. Air Force photo by Senior Airman J.T. Armstrong)

Airman 1st Class Robert Conley, 5th Aircraft Maintenance Squadron crew chief, uses land mobile radio at Minot Air Force Base, N.D., Oct. 31, 2017, during Global Thunder 18. Global Thunder is an annual command and control exercise designed to train U.S. Strategic Command forces and assess joint operational readiness. (U.S. Air Force photo by Senior Airman J.T. Armstrong)

Airman 1st Class Dillon J. Audit

A B-52H Stratofortress assigned to Air Force Global Strike Command (AFGSC) prepares to take off from Minot Air Force Base, N.D., Nov. 4, 2017, during exercise Global Thunder 18. U.S. Strategic Command forces are on watch 24 hours a day, seven days a week, conducting operations to deter and detect strategic attack against the United States and our allies. (U.S. Air Force photo by Airman 1st Class Dillon J. Audit)

Airman 1st Class Dillon J. Audit

B-52H Stratofortresses assigned to Air Force Global Strike Command (AFGSC) taxi down the runway at Minot Air Force Base, N.D., Nov. 4, 2017, during exercise 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 Airman 1st Class Dillon J. Audit)

Airman 1st Class Dillon J. Audit

A B-52H Stratofortress assigned to Air Force Global Strike Command (AFGSC) prepares to take off from Minot Air Force Base, N.D., Nov. 54 2017, during exercise Global Thunder 18. Exercises like Global Thunder involve extensive planning and coordination to provide unique training opportunities for assigned units and forces. (U.S. Air Force photo by Airman 1st Class Dillon J. Audit)

MINOT AIR FORCE BASE, N.D. -- Multiple B-52H Stratofortresses assigned to Air Force Global Strike Command (AFGSC) departed from Minot Air Force Base, N.D., Nov. 4, 2017, during exercise 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 photos by Senior Airman J.T. Armstrong, Airman 1st Class Jessica Weissman, Airman 1st Class Jonathan McElderry, Airman 1st Class Alyssa Akers & Airman 1st Class Dillon Audit)