Feds probing suspicious letters to election officials, lawmakers

Washington — Federal investigators said Wednesday that they are looking into "suspicious" letters mailed to state election officials and congressional offices, some of which contained unknown substances.
The FBI and U.S. Postal Inspection Service are investigating the "suspicious mailings," according to Brendan Donahue, the deputy chief inspector at the USPIS. Donahue told reporters that some letters have contained an unknown substance and that they were sent to "various addresses nationwide," including "secretary of state offices and the related election offices."
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