Dr. Doug Helgeson, American Civil War surgeon re-enactor, talks with Col. Stephen Kravitsky, 90th Missile Wing commander, July 23, 2016, during Fort D.A. Russell Days, the annual F.E. Warren Air Force Base, Wyo., open house. Helgeson and his group returned to the base’s open house after a four-year hiatus. (U.S. Air Force photo by Senior Airman Jason Wiese)
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