'There have been further meltdowns at Japan’s stricken Fukushima nuclear plant, according to Tepco, the operators of the facility. The firm has now confirmed that three of the six reactors suffered meltdowns within days of March’s deadly earthquake and tsunami.
Until now, Tepco had only admitted a meltdown at No. 1 reactor. But the revelation by the firm’s General Manager, Junichi Matsumoto, has only raised more questions about why the extent of the damage was not disclosed earlier.'