One worker sustained burns today as a fire broke out at a building housing a reactor in a nuclear power plant in Miyagi Prefecture of Japan, Kyodo News Agency reported.

The fire was immediately put out and there was no radiation leak outside the facility after the fire started at around 2:00 pm at the No. 1 reactor of the Onagawa nuclear power plant, which was undergoing regular checkups, the Tohoku Electric Power Co. was quoted as saying.