Next up for Fukushima clean up: What does melted fuel feel like?

An employee of Tokyo Electric Power Company (TEPCO) holds a geiger counter to measure radiation on the top floor of the company's reactor number 3 at Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture. Photographer: Behrouz Mehri/AFP/Getty Images
An employee of Tokyo Electric Power Company (TEPCO) holds a geiger counter to measure radiation on the top floor of the company's reactor number 3 at Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture. Photographer: Behrouz Mehri/AFP/Getty Images

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