Description:This photo shows an evaporation facility at the Fukushima Daiichi nuclear power plant, designed to remove radioactive cesium from the water. Tokyo Electric Power Company, owner of the stricken plant, announced on Sunday that some 45 tons of contaminated water may have leaked into the ocean via a crack in the foundation of the building. A spokesman for Tepco said that the leak has been contained, and an investigation is underway into exactly how much water was lost.(1:14)