daniel saying, look, this is a race against time that they could the be losing and, of course, the worst case scenario that this heat and pressure continues, that it melts the fuel rods and the radioactive then seeps out into the atmosphere. given that we've had this explosion that has blown the roof of one of these reactors, that would indicate to you just how serious this situation is. becky, just an update on the people themselves, the security people here have been holding a news conference saying four men have been injured as a result of the blast. but the injuries are not serious. the ongoing problem is the radioactive material seeping out into the atmosphere, as you already know. people have been moved backed in a 10 kilometer to prevent potential problems there. >> stan, it's about 6:45 local