STAFF SGT. Mark Regna (right) sits behind the glass in the observer position, and SGT. Mark T. Robinson is in the operator position to monitor LT. Heather Alexander as she tests a new G-suit in the physiology chamber. Base: Brooks Air Force Base State: Texas (TX) Country: United States Of America (USA)

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Size: 2860px × 1910px
Photo credit: © NB/ROD / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: df-st-98-00345