AdvertisementAlong Korea's DMZ, No Sign That Tensions Are EasingMarch 23, 2012Doualy XaykaothaofacebookEmailPresident Obama looks toward North Korea from a post on the South Korean side of the DMZ, the tense military border between the two Koreas, on Sunday. At right is U.S. Lt. Col. Ed Taylor, commander of the U.N. Command Security Battalion-Joint Security Area. (AP)