of the uss ronald reagan aircraft carrier just off the coast from where we are now and the people here are pitching h as well, just in this village where we are, we saw today people pick up boats, cars, trucks thrown onto the main street by the tsunami on friday. chris. >> chris: thanks for that. joining us is an expert on nuclear issues, japanese officials are now talking about fighting two partial melt downs in nuclear reactors. briefly what is going on and potentially how dangerous. >> this is an unprecedented crisis, it is extremely serious, one of the reactors had half their core exposed already and this is the one they are flooding with sea water in a desperate effort to prevent it from a complete melt down and they've lost control of a second reactor next to it, a partial melt down and there are actually -- there's a third reactor at a related site 20 kilometer away they've lost control over and