Col. David Epperson, 52nd Fighter Wing commander, speaks at the 9/11 memorial ceremony at Spangdahlem Air Base, Germany, on Sept. 11, 2019. Airmen, personnel and German nationals attended the ceremony in honor of the American lives lost during the terrorist attacks on Sept. 11, 2001. (U.S. Air Force photo by Staff Sgt. Joshua R. M. Dewberry)