MINOT AIR FORCE BASE, N.D. -- United States Secretary of Defense, Mark T. Esper, wife Leah Esper, and Senators Kevin Cramer and John Hoeven visited Minot Air Force Base, North Dakota, February 19, 2020. The visit included tours of a missile alert facility, weapons storage area and B-52H Stratofortress showcasing global strike and nuclear deterrence capabilities. (U.S. Air Force photos by Senior Airman Ashley Boster and Airman 1st Class Caleb Kimmell)