(Right) Air Force Chief of Staff Gen. David Goldfein watches a demo during the ATLANTIC TRIDENT 17 World War I Remembrance Day at Joint Base Langley-Eustis, Va., April 21, 2017. This year marks the 100th anniversary of the Air Force’s participation alongside the French air force and Royal air force during World War I. ( Air Force photo/Staff Sgt. Areca T. Bell)

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Keywords: ., 17, air, areca, at17, atlantic, base, bell, chief, csaf, force, jble, joint, lafb, langley, langley-eustis, staff, trident