79th FS welcomes new commander
U.S. Air Force Lt. Col. Derrick Franck, Jr., 79th Fighter Squadron incoming commander, right, receives the unit guidon from Col. Douglas Thies, 20th Operations Group commander, during a change of command ceremony at Shaw Air Force Base, S.C., May 25, 2017. The passing of the guidon is a time-honored tradition symbolizing the transfer of authority from the previous commander to the new commander. (U.S. Air Force photo by Senior Airman Zade Vadnais)