Bill Ralstin and Cory Paull, firefighters with the Grissom Fire Department, adjust the resistance on the forcible entry training door January 31, 2019 at the fire station garage. The department acquired the door in late 2008 to train first responders on breaking open doors more effectively. (U.S. Air Force photo by Staff Sgt. Courtney Dotson-Essett)

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Photo by: Staff Sgt. Courtney Dotson-Esset |  VIRIN: 190126-F-FV960-1006.JPG