Marine Corps Lt. Col. John C. Osborne, assistant chief of staff G-4, Marine Corps Installations Command, recites the oath of office during his promotion ceremony at the Pentagon, Arlington, Va., Sept. 8, 2016. Osborne was promoted from the rank of lieutenant colonel to colonel. ( Marine Corps photo by Pfc. Alex A. Quiles)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: ., gen., james, john, lukeman, maj., osborne, promotion