missiles launched from the back of trucks. that means they are mobile. they can be hidden easier and harder to deten because they can be launched on short notice. north koreans are making progress. that said this is not a missile that can reach the united states. not an intercontinental ballistic missile something north koreans are working on and not a nuclear test something they've done five times before and experts suspected would happen sometime soon. progress being made but not as serious of a test as many expected. >> reaction from the u.s. to this missile launching was interesting. secretary of state rex tillerson issued this adrupt statement. north korea launched yet another intermediate-range ballistic missile. the united states has spoken enough about north korea. we have no further comment. a lot of people wondering what he means by this. is this way of denying kim jong-un any more oxygen, reaction, headlines after his saber rattling?