Senior Airmen Richard Arias and Jeren Grantham, Base Defense Operations Center controllers with the 319th Security Forces Squadron, take a water break after completing an active-shooter scenario during a training exercise at Carl Ben Eielson Elementary School Aug. 10, 2017 on Grand Forks Air Force Base, Groups of law enforcement officers, to include Airmen, took turns running through active-shooter scenarios set up by Customs and Border Protection supervisory agents. ( Air Force photo by Airman 1st Class Elora J. Martinez)

---

Size: 4960px × 3543px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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