Air Force Chief of Staff Gen. Mark A. Welsh III talks with Airmen during a visit to the 5th Bomb Wing and 91st Missile Wing at Minot Air Force Base, N.D., Aug. 5, 2015. While visiting the base, Welsh met with 5th Bomb Wing and 91st Missile Wing maintainers, members of security force units and senior staff in an effort to gain perspective on the current status of the nuclear enterprise.