Master Sgt. Adam McCarty, 375th Civil Engineer Squadron assistant chief of health and safety, provides narration during the Patriot Day Remembrance Ceremony hosted at Scott Air Force Base, Ill., Sept. 11, 2020. Nineteen years ago today, at 8:46 AM Eastern Time, the world watched the worst terrorist attack in American history. (U.S. Air Force photo by Senior Airman Solomon Cook)