[Reuters] NEW YORK - New York police report more suspicious powder incidents

"Three new envelopes containing suspicious white powder were sent to New York City banks and news organizations on Tuesday, along with notes suggesting the sender sympathizes with the Occupy Wall Street's Day of May 1 protests, police said."

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http://www.reuters.com/article/2012/05/01/us-usa-occupy-powder-idUSBRE84017M20120501