Top Democrats were sent letter with 'suspicious substance' — at least a dozen others targeted, feds sayNumerous politicians reported receiving letters with a suspicious substance on Friday, including Democratic Sen. Amy Klobuchar of Minnesota. The Federal Bureau of Investigation and the U.S. Postal Inspection Service are investigating numerous letters that were sent to state election officials and congressional offices, according to a spokesperson for the…The Blaze21h agoWhole story →JusticeGovernmentsuspicious letters to politicians