>> the fear is different at fukushima than the one we were considering at g.e. at fukushima, the cause of the accident they are fighting right now is the combined earthquake and the tsunami which wiped out all of the backup power systems on site. and so they have not been able to cool the reactor core the way the system was designed. >> let me ask you one other question, which may be something, it may not be something you looked at. we're seeing this potential fire, the fire which potentially is in the spent fuel rod pool, which is in essentially a less protected part of the reactor. why was it designed that you didn't give these spent fuel rods as much protection as the reactor and they could sort of release stuff into the atmosphere if something went wrong? that seems like an odd design decision to make. >> well, on all five of the mark one plants at fukushima, the spent fuel pool is in the same