Buildings kill people. >> it sounds like a plan. how long to make all that happen? >> nobody knows when that earthquake will come. you know, the geologist in the piece tells us that this would happen every 500 years on average. but you can't set your clock to that exactly, now, can you. so in reality, this could happen tomorrow, it could happen in a month, this could happen in 300 years. nobody really knows. >> what do you have behind us here? >> this is a hazard map from the usgs. showing the most vulnerable places across the u.s. you can see the big red area. charleston, you see the big bull...