Multiple Groups from the 379th Air Expeditionary Wing stand in formation as they wait for a 9/11 memorial ceremony to begin Sept. 11, 2021, at Al Udeid Air Base, Qatar. This 9/11 memorial event marks the 20th anniversary of the attacks to the World Trade Center and the Pentagon, as well as the plane that crashed in Shanksville, Pennsylvania on September 11, 2001. (U.S. Air Force photo by Senior Airman Kylie Barrow)