September 23, 2014
SPOKANE, Wash. (AP) - The FBI and other law enforcement agencies are executing a search warrant in the case of two letters containing the deadly poison ricin that were intercepted this week at a post office in Washington state.
Police say the investigation has focused Saturday morning on a neighborhood near downtown Spokane.
The FBI, U.S. Postal Inspection Service and Spokane police are involved.
Other details are not immediately available.
Ricin is a deadly poison made from castor beans. Two letters containing the substance were intercepted at the downtown Spokane post office on Tuesday. There were no injuries.
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