U. S. Air Force Airmen participate in a chemical, biological, radiological and nuclear defense survival skills training course on Travis Air Force Base, Calif., Sep. 21, 2017. The CBRN defense course consists of individual knowledge-based and demonstration performance objectives that provide an in-depth education on CBRN defense hazards and protective actions. ( Air Force photo by Heide Couch)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -ru983, 60amw, afb, air, couch, force, heide, pa, photo, travis, usaf