dr. mash sha mcnutt, director of the u.s.st and social research professor at columbia university. great to have both of you back with us. marsha, let's begin with you. this is a very real scenario playing out in japan. what is the likelihood we will see it play out here on u.s. shores? >> well, i think that every time an event like this happens, it's a wake-up call for us here in america that we need to be prepared. now, the exact scenario that we saw happen here in japan could happen, actually, in the pacific northwest, because we know it did happen. brian atwater, who's a specialist at the u.s. geological survey, has looked back into the geologic record, and seen evidence that on the 26th of january, at 9:00 p.m., in the jeer 1700, there was an earthquake that generated a tsunami in the cascadeius subduction zone offshore oregon that generated a tsunami that was historically recorded in japan. and it was the same magnitude as this event. it happened then. it could happen again. >> james, this was almost 300 years ago that t