Grayish smoke was seen billowing from a building that houses the No. 3 reactor of the troubled Fukushima Daiichi nuclear power station on Monday, plant operator Tokyo Electric Power Co. said.
After the smoke was spotted at the southeast of the building around 3:55 p.m., TEPCO said it had temporarily evacuated its workers from the site as it assessed the situation.
The amount of smoke later decreased, TEPCO added.
Following a magnitude 9.0 quake and ensuing tsunami on March 11, (…)