New crew chief U.S. Air Force Staff Sgt. Olanrewaju O. Jeje, left, a C-17 Globemaster III crew chief with the 514th Aircraft Maintenance Squadron, guides "Pilot for a Day" Tyler Knurek as he marshals a C-17 at Joint Base McGuire-Dix-Lakehurst, N.J., June 2, 2018. The 732nd Airlift Squadron hosted Knurek and his family for the "Pilot for a day" program. (U.S. Air Force photo by Master Sgt. Mark C. Olsen)