Airman 1st Class Michael Butler, 28th Logistics Readiness Squadron outbound cargo journeyman, secures a barrier at Ellsworth Air Force Base, , Jan. 16, 2020. Red Flag is an annual training exercise for both and coalition forces that provides realistic training through a simulated combat environment, preparing them for future exercises, missions and deployments. ( Air Force photo by Senior Airman Michael Jones)

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Photo credit: © Operation 2021 / Alamy / Afripics
License: Licensed
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