Robot shows suspected melted nuclear fuel at Fukushima reactor – video

An underwater robot has captured images of what is believed to be suspected debris of melted nuclear fuel inside one of the reactors at the Fukushima nuclear plant in Japan. Locating and analysing the fuel debris is crucial for decommissioning the plant, which was destroyed in the 2011 earthquake and tsunami

• Fukushima: robot images show massive deposits thought to be melted nuclear fuel