Col. John R. Edwards assumes command of the 28th Bomb Wing during a change of command ceremony at Ellsworth Air Force Base, S.D., Aug. 9, 2017. As the commander, Edwards will be responsible for the largest B-1 combat wing in the U.S. Air Force, with 27 aircraft and more than 3,800 military and civilian members. (U.S. Air Force photo by Airman 1st Class Donald C. Knechtel)