The workers who stayed behind in the Fukushima Daiichi Nuclear Power Plant after the earthquake and tsunami in March 2011 were told by many at the time that they were going to die for their pains.

There were actually 300 of them but they worked in shifts of 50.

Tokyo correspondent Rupert Wingfield-Hayes reports on what has happened to them - and the villages around the stricken reactor - since the disaster.

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