This Jan. 31, 2014, image released by Tokyo Electric Power Company Holdings shows the aerial view of the No. 3 reactor, with its roof blown off and shield plug (circle in the middle) exposed, in Okuma town, Fukushima prefecture, northeastern Japan. A draft investigation report into the 2011 Fukushima nuclear meltdown, adopted by Japanese nuclear regulators Wednesday, Jan. 27, 2021, says it has detected dangerously high levels of radioactive contamination at two of the three reactors, adding to concerns about decommissioning challenges.(Tokyo Electric Power Company Holdings via AP)