rhetoric. look past the picture of kim jong-un putting north korean rockets on standby inside his military command. there's a chart marked, u.s. mainland strike plan, with missile trails aiming at hawaii, california, d.c., and for some reason, austin, texas. it's wishful thinking on pyongyang's part. they can't reach the u.s. yet. but tens of thousands of american troops are well within range of a more limited strike, something short of an all-out attack. >> i think it's more in the sense of north korea kind of getting up to the edge, stumbling and then falling over the edge. >> reporter: former ambassador chris hill said the real danger is the north shelling of border islands, like it did in 2010. hill says there's a wild card here that worries the u.s. are kim jong-un's desire to prove himself as a leader. >> i think the north koreans