South Korean Col. Yeo Kyo Lim, Defence Attaché to Afghanistan, pays honors to South Korean Staff Sgt. Jang-ho Yoon, who was killed Feb. 27, 2007, during Yoon's memorial ceremony at the Bagram Airfield improvised explosive device training range named in his honor, Feb. 27. To date, Yoon is the only South Korean service member to be killed during the war on terror.