Because of Japan's nuclear crisis, China today suspended approval to build 28 nuclear power plants. Germany is shutting down reactors for "safety checks," while other countries are denouncing what they call, "nuclear hysteria." Energy Secretary Steven Chu says new power plants are still part of America's plans for "clean" electricity. But he told Congress today events in Japan are more serious than Three Mile Island. Brian Vastag is science reporter for the Washington Post.
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