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Airmen 1st Class Avery Lardner (right), and Ruben Puebla, 23d Operation Support Squadron air traffic control apprentices, train on a simulator, Jan. 15, 2016, at Moody Air Force Base, Ga. The simulator gives trainers the opportunity to test how well ATC trainees control multiple aircraft. (U.S. Air Force photo by Airman 1st Class Janiqua P. Robinson/Released)