An exclusive look at the world’s largest nuclear cleanup

Aired: 3/11/2016 | 0:09:05 | Clip
Five years ago, an epic tsunami off the coast of Japan triggered a triple-reactor nuclear meltdown at the Fukushima Daiichi Nuclear Power Plant. Ever since then, 7,000 workers have been laboring round-the-clock on a massive, and unprecedented, cleanup effort. Science correspondent Miles O’Brien takes an exclusive look at ground zero of the greatest nuclear disaster since Chernobyl.

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