Alert vehicles drive down the runway at 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 attacks against the United States and our allies. (U.S. Air Force photo by Airman 1st Class Alyssa M. Akers)