Col. Leon Nieh, 51st Dental Squadron commander, receives his final salute from the 51st DS before the squadron is deactivated at Osan Air Base, Republic of Korea, June 28, 2021. The 51st DS was first activated on August 25, 1992 and served until June 30, 1998 when it was inactivated before being reactivated again on August 1, 2003.

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Photo credit: © Operation 2021 / Alamy / Afripics
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Keywords: 51st, air, base, ceremony, deactivation, dental, osan, squadron