Minds behind the flight: MAG-13 mechanics support Northern
Lance Cpl. Hannah Crook, a Marine Attack Squadron (VMA) 311 aviation ordnance Marine, performs post-flight maintenance checks on an AV-8B Harrier II during Exercise Northern Lightning at Volk Field Counterland Training Center, Camp Douglas, Wis. Aug. 13. Exercise Northern Lightning 2018 allows the Air Force, Marine Corps and Navy to strengthen interoperability between services and gives the different branches a greater understanding of aviation capabilities within a joint fighting force. (U.S. Marine Corps photo by Sgt. David Bickel)