Staff Sgt. Mike Hamm, left, 116th Air Control Wing, explains to Chief Master Sgt. of the Air Force James Cody the role of each knob within the J-Star aircraft. Cody met with more than 2,000 Airmen while visiting Robins Air Force Base, Ga., June 24-25, 2014. (U.S. Air Force photo/Staff Sgt. Kelly Goonan)