"Fukushima Disaster: Robot Finds Possible Melted Nuclear Fuel"

"An underwater robot has captured what is believed to be the first images of melted nuclear fuel deposits inside Japan's stricken Fukushima nuclear plant, its operator Tepco says.

Large amounts of solidified lava-like rocks and lumps in layers were seen underneath its unit three reactor.

If confirmed, it would be a major milestone in the clear-up operation."

BBC News had the story July 23, 2017.