Air Force Airmen assigned to the 290th Joint Communications Support Squadron put on and test gas masks Feb. 11, 2023, at Alpena Combat Readiness Training Center, Michigan. The Airmen are taking part in Chemical, Biological, Radiological and Nuclear (CBRN) training as part of the their annual training.

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Keywords: 125th, 290th, air, cbrn, comunications, fighter, guard, joint, national, squadron, support, wing