i spoke to captain daniels and his fellow pilot major graham weller who told me all these preparations are in fact on avoid war. >> the best way to prevent a war is to make sure the north korean regime knows if they were to initiate a conflict on this peninsula, they would lose as quickly. >> if ultimately our effort to did heter then phase, then we're manitobaizing to defend the south koreans and their way of life. >> so it's only 35 miles from the border. >> a lot of kids is that shopping. >> the seoul bureau chief who likes everyone here lives with uncertainty. >> this time, doesn't it seem different? >> it does. that's because we have a north korea so close to the finish line on a nuclear tipped icbm that can reach the u.s. >> the potential range of north korean missiles has multiplied in recent years. in july north korea shot a missile 2,300 mize into space, landing in the sea of japan. but experts say angled with a different trajectory, it could have reached deep into the united states. >> the kim regime seeps will to have had a very comprehensive plan for the way they want to mo