Detailed text transcripts for TV channel - CNN - 20100327:20:56:00
Is? >> professor that we had in the piece said every 500 years. but there's no way to know when within that period. so this could happen tomorrow, it could happen next month. it could happen in 200 years. it's not on average every 500 years. >> big earthquakes, any earthquake is tough to predict. if we had that mastered, folks would be long out of harm's way. what is next or this? this is just the first insta installme installment. >> i just got off the plane last night from memphis, tennessee. and this is the location of our next piece. this gives you an idea of where those risks are across t...