Guardian: Six workers at the Fukushima nuclear power plant have been exposed to radiation in the latest water leak in a week.
The plant's operator, Tokyo Electric Power (Tepco), said several tonnes of radioactive water had spilled from a treatment facility after one of the workers mistakenly removed a pipe.
The workers, who were wearing protective clothing and masks, came into contact with the water and were being checked for any external and internal contamination, a Tepco spokesman said.
The accident...