U.S. Marine Corps Gen. Joseph F. Dunford Jr., chairman of the Joint Chiefs of Staff, is greeted by Chief Master Sgt. John Burks, 91st Missile Wing command chief, at Minot Air Force Base, N.D., Nov. 2, 2016. Dunford toured various 5th Bomb Wing and the 91st MW’s facilities to learn about their mission and capabilities. (U.S. Air Force photos/Airman 1st Class Jessica Weissman)