Col. David W. Maxwell, base commander, presents the staff of the Marine Corps Exchange Marine Mart on Barnett Avenue, with the MCX Space Panning Award, at the main exchange on Dec. 5. Sgt. Maj. Laura Brown, base sergeant major, also attended the presentation. - Col. David W. Maxwell, base commander, presents the staff of the Marine Corps Exchange Marine Mart on Barnett Avenue, with the MCX Space Panning Award, at the main exchange on Dec. 5. Sgt. Maj. Laura Brown, base sergeant major, also attended the presentation.