Workers wearing protective suits, work for removing unused nuclear fuel assemblies stored in the spent fuel pool of Tokyo Electric Power Co. (TEPCO)'s tsunami-crippled Fukushima Daiichi Nuclear Power Plant No. 4 reactor building in Fukushima prefecture, in this handout photo taken July 18, 2012, and released by TEPCO July 19, 2012. REUTERS/Tokyo Electric Power Co/Handout
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