A worker is given a radiation screening as he enters the emergency operation center at Tokyo Electric Power Co.'s tsunami-crippled Fukushima Dai-ichi nuclear power plant on Feb. 20.
A Tokyo tuna wholesaler adds slices of fish to his stall on March 23. Fish prices have plummeted in Japan amid fears that radioactive material leaking from the damaged Fukushima Dai-ichi nuclear power plant may have contaminated the animals. But experts say there's no risk right now and that fish is safe to eat.
Japan Self-Defense Force officers in radiation protection suits hold a blue sheet over patients who were exposed to high levels of radiation at the Fukushima Dai-ichi nuclear power plant on March 25. A team of experts at Japan's National Institute of Radiological Sciences have helped treat injured workers.
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Japanese Buddhist monk Tanaka Tokuun, who was evacuated from Fukushima prefecture, looks over an instrument measuring radiation levels at a hotel on March 17.
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Police officers wear gas masks while on patrol in a vehicle at the Fukushima nuclear power plant on March 12. Experts are concerned about the safety of the nuclear workers, but they say that so far, there's no risk for others in Japan or in the U.S.
Children in Kawamata, Japan, take potassium iodide on Monday to protect against thyroid cancer after being evacuated from the vicinity of the Fukushima Daiichi Nuclear Power Plant.
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