Major Mark Cotton, a member of the New York Air National Guard's 105th Airlift Wing speaks to South African officers during the African Aerospace &amp; Defence Exposition in Pretoria, South Africa,  from Sep. 17-21, 2014 at the invitation from the Government of South Africa.
Cotton and the rest of his C-17 Globemaster III crew got to speak to pilots from the South African Air Force and answer questions regarding the plane.  Pictured here are Capt. Mark Mango and Capt. Leon Olinsky, who serve as C-130 pilots for the south African Air Forces 28th Squadron. (U.S. Army National Guard photo by Staff Sgt. Patricia Austin/ Released )
Staff Sgt. Patricia Austin
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