Air Force Senior Airman Nyle Winston, 321st Contingency Response Squadron security team member, holds a security position during an Agile Combat Employment training for Mobility Guardian 2021 at Alpena Combat Readiness Training Center, Michigan, May 25, 2021. The challenging exercise simulates combat against a highly capable adversary in a contested, degraded and operationally limited environment based on anticipated future threats.

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Size: 2108px × 1186px
Photo credit: © Operation 2021 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ace, cr, guardian, mg21, mobility