Sgt. Maj. Peter A. Siaw, left, assumes his post as the 3rd Marine Aircraft Wing sergeant major during a relief and appointment ceremony at Marine Corps Air Station Miramar, Calif., April 20. Siaw replaced Sgt. Maj. James K. Porterfield, who served as the sergeant major since May 2016. ( Marine Corps photo by Lance Cpl. Clare McIntire)

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Keywords: 3rd, maw