internal study

TEPCO found wanting after knowing full well the...
Tsunami spawned by the March 11, 2011, Great East Japan Earthquake ominously approaches the No. 5 reactor at the Fukushima No. 1 nuclear power plant after breaching a barrier. (Provided by TEPCO)
Even when confronted with a 2006 internal study that called for immediate steps to protect the Fukushima No. 1 nuclear power plant from towering 20-meter tsunami, Tokyo...
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