1. There is elephant’s foot coming from reactor 4, which is produced from nuclear explosion.
2. In the night of 3/14/2011, Japanese government and US army were planning to drop coolant onto Fukushima plants by airplane and cover the plants with sarcophagus.
At 10:00AM of 3/15/2011, when Kan, former Japanese prime minister was in the headquarters of Tepco, Kitazawa, Minister of Defense gave US army the permission to use Yamagata airport.
US army was planning to fly to Fukushima plants. To complete this mission, Japanese government needed to evacuate all the Tepco workers from Fukushima plants but they ended up not removing Tepco from the plant area, the plan was not realized after all.