MT @USAirForce: #DYK Tech. Sgt. John Chapman is the first #airman to be recognized with the #MedalofHonor for heroic actions occurring after the #VietnamWar?#KnowYourMil pic.twitter.com/wgItjwyR71

— Department of Defense 🇺🇸 (@DeptofDefense) August 23, 2018