374 OMRS Change of Command

374 OMRS Change of Command

Col. Graham Warden, 374th Medical Group commander, passes the 374th Operational Medical Readiness Squadron guidon to Lt. Col. John Wu during a change of command ceremony at Yokota Air Base, Japan, July 9, 2026. Wu assumed command of the squadron, leading 104 active duty and civilian personnel across 20 Air Force specialty codes. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Lt. Col. John Wu renders his first salute as commander of the 374th Operational Medical Readiness Squadron at Yokota Air Base, Japan, July 9, 2026. Wu assumed command from Lt. Col. Kimberly McCoy-Singh during a ceremony presided over by Col. Graham Warden, 374th Medical Group commander. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Lt. Col. Kimberly McCoy-Singh renders a final salute during the 374th Operational Medical Readiness Squadron change of command ceremony at Yokota Air Base, Japan, July 9, 2026. McCoy-Singh relinquished command of the squadron after leading medical readiness efforts for 3,400 active duty personnel. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Lt. Col. John Wu delivers first remarks after assuming command of the 374th Operational Medical Readiness Squadron at Yokota Air Base, Japan, July 9, 2026. Wu now leads active duty, flight medicine and base operational medicine clinics supporting 3,400 active duty personnel. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Col. Graham Warden, 374th Medical Group commander, receives the 374th Operational Medical Readiness Squadron guidon from Lt. Col. Kimberly McCoy-Singh during a change of command ceremony at Yokota Air Base, Japan, July 9, 2026. The passing of the guidon is a military tradition symbolizing the transfer of unit authority. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Lt. Col. Kimberly McCoy-Singh delivers farewell remarks during the 374th Operational Medical Readiness Squadron change of command ceremony at Yokota Air Base, Japan, July 9, 2026. McCoy-Singh relinquished command of the squadron to Lt. Col. John Wu. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Col. Graham Warden, 374th Medical Group commander, presents an award to Lt. Col. Kimberly McCoy-Singh during the 374th Operational Medical Readiness Squadron change of command ceremony at Yokota Air Base, Japan, July 9, 2026. McCoy-Singh relinquished command of the squadron after leading 104 active duty and civilian personnel across 20 Air Force specialty codes. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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374 OMRS Change of Command

Col. Graham Warden, 374th Medical Group commander, delivers remarks during the 374th Operational Medical Readiness Squadron change of command ceremony at Yokota Air Base, Japan, July 9, 2026. The ceremony marked the transfer of command from Lt. Col. Kimberly McCoy-Singh to Lt. Col. John Wu. (U.S. Air Force photo by Senior Airman Tallon Bratton)

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