Tech. Sgt. Jesse Hernandez, 149th Fighter Wing medical material technician, highlights key points contained in a satellite NCO Academy training manual. He is listening to Chief Master Sgt. Deborah F. Davidson, commandant of Enlisted Professional Military Education for the Air National Guard, via satellite connection, at Lackland Air Force Base, Texas, Sept. 10, 2009. (U.S. Air Force photo by Staff Sgt. Eric L. Wilson)