Tweets about Postal Service, Screens, Letters, Addresses

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DeVaughn was sentenced to six years in federal prison for the incidents, which, although no one was harmed, raised the obvious specter of another anthrax attack. A decade ago, anthrax spores delivered in letters killed five people, injured 17 and changed how the U.S. Postal Service and other institutions think about mail safety.

From 2011: How the U.S. Postal Service screens letters sent to federal addresses http://t.co/3fhlWtCjg3

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