potential deal of denuclearization but came away with nothing? what is accomplished today beyond -- listen, the history of meeting face to face but largely a photo opportunity. >> if president trump does step across the border, across the ndl into the north korean side of the dmz, as he said yesterday he would be very comfortable doing, then he goes down in history. he becomes the first sitting u.s. president to ever go into north korea. when it comes to what does this mean for denuclearization, it's very difficult to see. nothing's changed on the ground. the only thing that's actually changed on the ground since the hanoi summit is north korea started testing missiles again. they have fired short-range missiles, which we know doesn't bother the u.s. president but it bothers south korea and it bothers japan. >> well, it bothers the u.s. military because those missiles put u.s. forces at risk within the range. the president makes the distinction, this is true, north korea did stop long-range missile tests, icbm missiles that could reach the u.s. home lanld, but those missile test