Lt. Gen. Dorothy Hogg, Air Force Surgeon General, watches a decompression demonstration through a window of research altitude chamber one following a ribbon-cutting ceremony May 27 hosted by the Air Force Research Laboratory’s 711 HPW. (U.S. Air Force photo by Richard Eldridge)

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Photo by: U.S. Air Force photo by Richard Eldridge |  VIRIN: 210527-F-HX758-2013.JPG