| 1 | The natural disaster also triggered the meltdown of reactors at a nuclear power plant in Fukushima prefecture. | |
| 2 | When the reactor at Fukushima shut down, it should have been kept cool by water pumped through the core. | |
| 3 | An explosion has been heard and smoke was seen at Fukushima No. 1 nuclear power plant. Several workers have reportedly been injured in the blast at the nuclear plant. | |
| 4 | Lastly, officials have discovered iodine-131 in three milk samples from Kawamata, a town in Fukushima prefecture. | |
| 5 | A farmer drains milk into a pit in Iitate, in Fukushima, northeastern Japan, in this photo taken by Yomiuri Shimbun on March 23, 2011. |