Japan plans to restart the world's biggest nuclear plant, Kashiwazaki-Kariwa, sending nuclear power back to Tokyo and its surrounding prefectures for the first time since the 2011 Fukushima accident. The plant has been offline for more than a decade amid safety concerns and mistrust of operator TEPCO. Supporters say Japan needs the energy. Critics argue that the risks remain. Genevieve Woo speaks with Senior Correspondent Michiyo Ishida to find out if Japan is ready to deal with any nuclear fallout.

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