pyongyang calls hwasong 15. >> there's no doubt that they can hit anywhere in the united states with an intercontinental ballistic missile. >> reporter: this missile flew far into space, ten times higher than the international space station and was in the air for more than 50 minutes. flattened out, its trajectory could hit anywhere in the u.s. overall, experts say, a significant improve manimement e long-range missile from july. >> here you have one that's about 1.75 meters in diameter. here you have one that is 1.9 meters in diameter. this means that it can carry considerably more fuel and propellent that enables it to power, more larger engines. >> reporter: missile experts believe this probably carried a dummy warhead, about the same