U.S. Air Force Lt. Col Christopher Billau, 89th Attack Squadron commander, leads a piano burn at Ellsworth Air Force Base, South Dakota, April 18th, 2023. This piano burn was to commemorate the 81st anniversary of the Doolittle Raid and pay tribute to those that have made the ultimate sacrifice in defense of our nation. (U.S. Air Force photo by Airman 1st Class Josephine Pepin) More