Fukushima Engineer Says He Covered Up Flaw Shut Reactor No.4

Fukushima Engineer Says He Covered Up Flaw Shut Reactor No.4

Tomohiro Ohsumi/Bloomberg

A file photograph shows employees and inspectors from the International Atomic Energy Agency (IAEA), checking a rod containing plutonium-uranium mixed oxide, known as MOX, fuel being loaded into the No. 3 reactor at Tokyo Electric Power Co.'s Fukushima Dai-Ichi nuclear power station.