Utilitiesman Constructionman Zachary Funk, assigned to Naval Mobile Construction Battalion 133 Detachment Guam, takes a reading on a Reverse Osmosis Water Purification Unit. Constructionman Funk was one of eight Seabees from NMCB 133 Detachment Guam who participated in the Air Force’s Silver Flag training exercise at Anderson AFB. Seabees combined with other Air Force civil engineering units to support the exercise.  (U.S. Navy photo taken by ENS Isaac Dunn
NMCB
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