Gunslinger 22

U.S. Marine Corps Lt. Col. Nicholas E. Ksiazek, a member of the Marine Innovation Unit currently assigned as an embedded officer at the Defense Innovation Unit, delivers a presentation on the initiatives currently underway at DIU during an all-hands training in White Plains, New York, Nov. 20, 2025. Ksiazek provided Marines with a broad understanding of the collaboration taking place between MIU and DIU to help advanced defense innovation efforts. Established in 2022, the Marine Innovation Unit leverages the talent of the Marine Corps Reserve to accelerate the adoption of advanced capabilities, transform Naval Service capacity for technology employment, and retain and invest in Total Force human capital. (U.S. Marine Corps photo by Cpl. Kanoa Thomas)