FILE - In this Feb. 12, 2020, file photo, workers in hazmat suits work at a water treatment facility at the Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture, northeastern Japan. The head of the wrecked Fukushima nuclear plant said Tuesday, March 2, 2021 there's no need to extend the current target to finish its decommissioning in 30-40 years despite uncertainties about melted fuel inside the plant's three reactors. (AP Photo/Jae C. Hong, File)
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