U.S. Air Force Tech. Sgt. Matthew Martino, crew chief with the 177th Fighter Wing of the New Jersey Air National Guard, communicates with the pilot during ground ops pre-flight checks on an F-16 Fighting Falcon during Thracian Star, a bilateral training exercise to enhance interoperability with the Bulgarian air force, at Graf Ignatievo Air Base, Bulgaria, on July 13, 2015. (U.S. Air National Guard photo by Master Sgt. Andrew J. Moseley/Released)
Master Sgt. Andrew Moseley
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