Evacuees are screened for radiation contamination at a testing center, March 15, 2011, in Koriyama city, Fukushima Prefecture, northern Japan.
A baby is tested for radiation in Nihonmatsu, Fukushima Prefecture, March 15, 2011. Panic swept Tokyo on Tuesday after a rise in radioactive levels around an earthquake-hit nuclear power plant north of the city, causing some to leave the capital or stock up on food and supplies.
A radiation detector marks 0.6 microsieverts, exceeding normal day data, March 15, 2011, near Shibuya train station in Tokyo.
An official wearing a protective suit helps usher people through a radiation emergency scanning center in Koriyama, Japan, March 15, 2011.
Officials, wearing clothing to protect against radiation, direct people to a center to scan residents who have been within 20 kilometers of the Fukushima Dai-ichi nuclear plant damaged by Friday's earthquake, March 15, 2011, in Koriyama, Fukushima Prefecture, Japan.
Evacuees are screened for radiation exposure at a testing center, March 15, 2011, in Koriyama city, Fukushima prefecture, Japan, after a nuclear power plant on the coast of the prefecture was damaged by Friday's earthquake.
People queue up for buses at a station to get out of the city in Yamagata, Yamagata prefecture on March 15, 2011. Explosions and a fire at Japan's quake-hit nuclear plant in neighboring Fukushima prefecture unleashed dangerous radiation on March 15.
A woman leaves a center to scan residents, who have been within 20 kilometers of the Fukushima Dai-ichi nuclear plant damaged by Friday's earthquake, carrying a metal heat blanket, March 15, 2011, in Koriyama, Fukushima Prefecture, Japan.
Medical staff use a Geiger counter to screen a woman for possible radiation exposure at a public welfare center in Hitachi City, Ibaraki, March 16, after she was evacuated from an area within a 12.4 mile radius of the Fukushima Daiichi nuclear plant.
Japan Ground Self-Defense Force soldiers, mobilized to wash away radioactive material emitted from a nuclear power plant damaged by Friday's earthquake, put on protective gear on their arrival in Nihonmatsu, Fukushima Prefecture, March 15, 2011
A group of Chinese citizens at the City Hall await transport to leave the tsunami devastated city of Sendai, Miyagi prefecture on March 15, 2011. Japan's government on March 15 urged people against panic-buying of food and supplies, as the country grapples with an earthquake and tsunami and resulting nuclear crisis.
Evacuees from radiation leaking from the crippled Fukushima Dai-ichi nuclear plant take a rest at a shelter in Fukushima, northern Japan, March 15, 2011.
A woman reacts at the news of her relative's death in an evacuation shelter for survivors of Friday's earthquake and tsunami, March 15, 2011, in Kesennuma, Miyagi Prefecture.
People wait to receive medical treatment at a shelter for earthquake and tsunami evacuees in Rikuzentakata in Iwate prefecture, northeast Japan, March 15, 2011
A woman reunites with her relatives at a shelter for the first time after an earthquake and tsunami in Rikuzentakata in Iwate prefecture, March 15, 2011.
Residents eat emergency rations in a candle-lit shelter after leaving their tsunami devastated areas, in Minamisanriku, Miyagi prefecture on March 15, 2011
Evacuees crowd a makeshift shelter in Fukushima, northern Japan, March 15, 2011. Some 70,000 people have been evacuated from a 12-mile (20-kilometer) radius from the Dai-ichi complex.
Rescue workers spray water on a damaged building still smoldering after the 9.0 magnitude strong earthquake struck on March 11 off the coast of north-eastern Japan, March 14, 2011 in Miyagi, Japan. The death toll continues to rise with fears that the official death count could well reach up to 10,000.