U.S. Air Force Tech. Sgt. Stephen Larsen, Spark X Cell Innovation and Idea Center noncommissioned officer in charge, demonstrates an unmanned aerial vehicle during a visit by the Assistant Secretary of the Air Force for Manpower and Reserve Affairs’ office at Joint Base Andrews, Md., Dec. 5, 2024. The UAV, whose body parts were constructed using a 3D printer, is the result of a collaboration between Spark X and the U.S. Army’s 1st Multi-Domain Effects Battalion. (U.S. Air Force photo by Patrick Griffith)