A farmer feeds her cattle at a farm in Futamata, Fukushima prefecture, about 28 miles west from the Fukushima nuclear power plant, on March 20, 2011. AFP/AFP/Getty Images hide caption
Japanese Prime Minister Naoto Kan bows as he holds a news conference in Tokyo on March 25, 2011. YOSHIKAZU TSUNO/AFP/Getty Images hide caption
The devastation in Ofunato, Japan, after the tsunami roared through. AFP/Getty Images hide caption
A live camera from Tokyo Electric Power Co. shows black smoke billowing from the crippled Fukushima Dai-ichi nuclear power plant. in northeastern Japan on Wednesday. AP hide caption
Tsunami damage in Kessennuma, Miyagi prefecture on March 20, 2011. NICOLAS ASFOURI/AFP/Getty Images hide caption
Surrounded by debris in the devastated city of Rikuzen-Takada, Japan, a man rested on his walking stick earlier today (March 19, 2011). Nicholas Kamm/AFP/Getty Images hide caption
Noda, in Iwate Prefecture, in northeastern Japan, on March 18, 2011. David Gilkey /NPR hide caption
Screen grabs from Japan's NHK broadcaster shows a Japanese military helicopter dumping water onto reactor Number Three at the stricken Fukushima nuclear power plant on March 17, 2011. NHK/AFP/Getty Images hide caption
A man is scanned for radiation exposure at a temporary center for residents living close to the damaged Fukushima Daiichi plant on Wednesday, March 16, 2011. Gregory Bull/AP hide caption
Richard Harris, from Tokyo
People walked through rubble in Minami-Sanrikucho, Miyagi prefecture, earlier today (March 15, 2011). Jiji Press /AFP/Getty Images hide caption