U.S. Air Force Capt. Cameron Butler, 22nd Airlift Squadron C-5M pilot, listens to a counterintelligence briefing from an Office of Special Investigations Special Agent, Detachment 303, at Travis Air Force Base, California, Feb. 10, 2023. To commemorate 75 years, OSI is celebrating its founding by telling their stories, hailing Airmen past, present and future, and advancing national security priorities. (U.S. Air Force photo by Nicholas Pilch)