Alpha Warrior brings unique fitness challenge to Arnold Air Force Base
Brian Allen reaches for the next grip during the Alpha Warrior Battle Rig competition Aug. 28 at Arnold Air Force Base. The rig and members of the Alpha Warrior team were at Arnold as part of an ongoing tour of Air Force bases across the world. (U.S. Air Force photo by Brad Hicks)

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Photo by: Bradley Hicks |  VIRIN: 180828-F-IL571-006.JPG