Cadets from the class of 2023 immerse themselves in water after completing the Assault Course at the U.S. Air Force Academy, Colo., July 25, 2019. The course is part of phase two of basic cadet training which takes place at Jacks Valley at the U.S. Air Force Academy. (U.S. Air Force photo by Joshua Armstrong)

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Photo by: Joshua Armstrong |  VIRIN: 190725-F-NH566-8041.JPG