Brazilian Air Force deputy officer Eratostenes Armstrong Paulino de Souza, shares his experiences during the Senior Enlisted Development seminar at the Senior Enlisted Development seminar during the South American Air Chief and Senior Enlisted Leader Conference at Davis-Monthan Air Force Base, Ariz., Nov 7, 2019. This year’s conference aimed to build Cooperation as a Strategy Towards Progress. The conference provided a venue for the partner nations and the U.S. to build personal relationships between the air forces as a foundation for future endeavors while discussing capabilities and issues of each nation’s air force in space, cyberspace and transnational threats. (U.S. Air Force photo by Tech. Sgt. Angela Ruiz)