North Korea says it will permanently block its border with South Korea and build front-line defense structures to cope with “confrontational hysteria” by South Korean and U.S. forces, while not announ

North Korea's military said Wednesday that it is completely sealing off its border with South Korea, cutting rail and road connections and building additional defensive fortifications, state-run media reported.

North Korea's Army said it will completely cut off roads and railways connected to South Korea starting from Wednesday, and fortify the areas on its side of the border, state media KCNA reported.