The operator of Japan's crippled Fukushima nuclear plant said Tuesday it had shut down a key decontamination system used to clean radiation-tainted water, just hours after it came back online.
Tokyo Electric Power (TEPCO) switched off its Advanced Liquid Processing System (ALPS) after workers discovered leaks "seeping" from a tank late Monday.
About eight litres (2.1 gallons) of tainted water is believed to have leaked out, a company spokesman said. He added there was no immediate safety risk as the water had been recovered.
The suspension came just six hours after the embattled ope...