A U.S. Air Force C-17 Globemaster III assigned to the 21st Airlift Squadron taxis on the flight line during a final flight for Col. Steven Byrum, 60th Air Mobility Wing deputy commander, at Travis Air Force Base, California, June 25, 2025. These final flights, also known as fini flights, are a tradition for pilots who are retiring or moving to another base. (U.S. Air Force photo by Kenneth Abbate)