
A handout image made available 18 March 2011 by Japanese Fukushima nuclear plant operator Tokyo Electric Power Co shows the badly damaged top part of the number four unit of Fukushima Dai-Chi power plant in Okumamachi, Fukushima Prefecture, on 17 March 2011. According to news reports on 18 March, military fire trucks have begun dousing parts Fukushima I power plant which were damaged by an earthquake on 11 March 2011. EPA/TEPCO / HANDOUT

A handout image made available 18 March 2011 by Japanese Fukushima nuclear plant operator Tokyo Electric Power Co shows steam rising from the number three unit of Fukushima Dai-Chi power plant in Okumamachi, Fukushima Prefecture, on 17 March 2011. EPA/TEPCO

A handout image made available 18 March 2011 by Japanese Fukushima nuclear plant operator Tokyo Electric Power Co shows steam rising from the number four unit of Fukushima Dai-Chi power plant in Okumamachi, Fukushima Prefecture, on 17 March 2011. According to news reports on 18 March, military fire trucks have begun dousing parts Fukushima I power plant which were damaged by an earthquake on 11 March 2011. EPA/TEPCO / HANDOUT