The Japanese government today gave the Fukushima-Daiishi accident a rating of 7 — tops on the nuclear accident scale, on a par with the explosion at Chernobyl, in the Ukraine, back in 1986. Also today, emergency personnel began to simulate an accident at San Onofre, on the shores of Nothern San Diego County, where two reactors are operated by Southern California Edison. Onell Soto reports for the San Diego Union Tribune.
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