Susanne Gerber
14.11.2011
At the No. 1, 2 and 3 reactors, melted nuclear fuel seems to be penetrating the pressure vessels and even leaking out from the reactor buildings.
The Unit 4 reactor building of the crippled Fukushima Dai-ichi nuclear power station, which has no nuclear fuel in the reactor itself, but about 1,535 fuel rods.
http://mdn.mainichi.jp/mdnnews/news/20111114p2a00m0na004000c.html