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Plague squirrel causes park closure in California

26 July 2013 Last updated at 12:39 BST

Parts of a national forest in California have been evacuated and closed down after a squirrel was found to be infected with the plague.

Los Angeles officials say visitors were ordered to leave the Angeles National Forest as a precaution after the rodent was trapped in a routine check.

Also known as the Black Death, the disease killed millions of Europeans in the Middle Ages.

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