russia right now. my message to them, we have to put an end to this situation, we have to restore full safety and security of the nuclear power plants. this is my work and i m asking them to cooperate with me. reporter: how close were we here do you think to the true disaster when the russians are here? it s clear that the situation was a dangerous one, because you didn t have a normal kind of lines of command that were not clear. on occasion, we also had interruptions of the external power fueling the plant, which may have led to an interruption of thele cooing systems with bad consequences in terms of environment. so i wouldn t say we were on the verge of catastrophe but not in a zone you would like to be. that is very clear to me. and so across the country, you re talking about 15 different nuclear reactors across four different facilities, as long as russia