Chief Master Sgt. Robert Tappana, command chief master sergeant for Air Education and Training Command, receives a briefing on the maintenance production supervision course from Master Sgt. Scott Krzysik, Mobility Operations School at the U.S. Air Force Expeditionary Center at Joint Base McGuire-Dix-Lakehurst, N.J. June 16. Chief Tappana visited the Expeditionary Center to get a firsthand look at the organization's training courses and unique capabilities. (U.S. Air Force photo by Carlos Cintron/Released)