MIT Sport Taekwondo Member Christopher J. Han ’09 flies towards Stephen H. Petraeus ’09 at the Korean Student Association’s Culture Show held Sunday in Walker Memorial. Jongu Shin—The Tech May. 9, 2016 Facebook Twitter Reddit Print MIT Sport Taekwondo Member Christopher J. Han ’09 flies towards Stephen H. Petraeus ’09 at the Korean Student Association’s Culture Show held Sunday in Walker Memorial. Jongu Shin—The Tech