Senior Master Sgt. Dean Carter speaks to children from the South African Youth Development Program during the 2012 Africa Aerospace and Defense Exposition at Waterkloof Air Force Base, South Africa, Sept. 22-23. More than 100,000 visitors attended the event which filled seven hangars with displays and included more than 90 aircraft, land vehicles and watercraft. Event coordinators said this was the largest air show in this area in the last five years. Carter is a loadmaster supervisor with the 300th Airlift Squadron at Joint Base Charleston, S.C. (U.S. Air Force courtesy photo)