12/02/11 All N-fuel may have fallen to outer vessel / TEPCO: Up to 68 tons likely melted in No. 1 reactor, eroding concrete of containment unit The Yomiuri Shimbun Almost all the nuclear fuel inside the No. 1 reactor of the crippled Fukushima No. 1 nuclear power plant has melted, damaging the pressure vessel and eroding the concrete bottom of the containment vessel by up to 65 centimeters, the plant's operator has found. Tokyo Electric Power Co. released its latest analysis Wednesday on the cores of the plant's Nos. 1 to 3 reactors, based on temperature, water levels and other...