Slideshow posted in National/World | Thursday, March 24, 2011
5 of 188: In this photo released by Tokyo Electric Power Co. (TEPCO) , workers in protective suits conduct cooling operation by spraying water at the damaged No. 4 unit of the Fukushima Dai-ichi nuclear complex in Okumamachi, northeastern Japan,Tuesday, March 22, 2011. (AP Photo/Tokyo Electric Power Co.)
