a lot to discuss with the director of nuclear power safety at the union of concerned scientists. we had him on to talk about this breaking news last night and he is back to discuss this. thank you, edwin, for joining us again. the video inside the plant is horrifying. nightmare scenario here. we're also seeing damage on the walkways of the facility from last night. what goes through your mind as you see how close this was to being something really much worse? >> well, by all accounts it was a close call. fortunately, there are no reports that there is any serious damage to the nuclear facilities or the protection so there isn't any increase of radiation in the environment. but the very fact this power plant was the scene of an attack like this, that there was a fire that could potentially have