Chief Master Sgt. Jim Masura (right) 97th Airlift Squadron, provides explains to a visitor the capabilities of the C-17 Globemaster III at McChord Field, Wash., in this file photo. Masura just returned from what is expected to be his last Operation Deep Freeze mission. (U.S. Air Force Reserve photo by Master Sgt. Jake Chappelle)
Jake Chappelle
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