Detailed text transcripts for TV channel - FOXNEWS - 20100730:14:45:00
Astronaut, fox news contributor and planetary scientist and asteroid studier, a cochair on a task force that deals with planetary defense. welcome back. if it hits, what would happen to a major city in world. >> this is one of the larger near earth objects that crosses the earths orbit and it would cause devastation across a region of continues intent and wipe out the eastern seaboard or the entire south central part of the u.s. but, fortunately this is 170 years in the future and theres lots of...
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