Jung, Tae Jo, right, the president of the Seijong chapter of the Korean Military Merit Award Association and U.S. Army Col. Walter T. Rugen, second from right, the commander of the 2nd Combat Aviation Brigade salute during the playing of the national anthems, near Sejong city, South Korea, July 11, 2013. The memorial service commemorated the fallen U.S. Soldiers assigned to the 21st Infantry Regiment during the battle of Chochiwon in the Korean War.