A Customs and Border Protection agent takes cover behind a vehicle in the parking lot behind Carl Ben Eielson Elementary School during an active-shooter scenario Aug. 10, 2017, on Grand Forks Air Force Base, The USCBP led the three-day training event, providing classroom and hands-on training dealing with a variety of active-shooter scenarios. ( Air Force photo by Airman 1st Class Elora J. Martinez)

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

Keywords: 319th, air, base, force, forces, forks, grand, security, squadron, training