imminent or it may be an attempt to draw attention from the u.s. either way, it could deal a serious blow to the relationship that's already showing quite a bit of strain. here is will hip lee. >> reporter: fred, what we're seeing based on analysis of commercial satellite imagery is a troubling shift to a million tar is particular posture. they could be preparing to launch in the near future after observing activity at a rocket, missile factory. analysts say what north korea has done is assembled something at the factory. they put together intercontinental ballistic missile there and space rockets there, something has been assembled, put on a rail car, and may be enroute to a launch site. we know that north korea's primary launch side, sohae, is believed to be fully operational according to analysts looking at satellite images, and a lot of work picked up in recent days,