Maj. Gen. David Harris, Air Force Test Center commander, speaks to the audience during the 96th Test Wing change of command ceremony at Eglin Air Force Base, Fla., May 31. Brig. Gen. Christopher Azzano relinquished command to Brig. Gen. Evan Dertien. The command position is Dertien’s third assignment to Team Eglin. (U.S. Air Force photo/Samuel King Jr.)