Senate Minority Leader Chuck Schumer, D-N.Y., and two other Senate Democrats were the intended recipients of mail that federal investigators say contained “suspicious substances,” Fox News Digital has learned.  A source familiar confirmed to Fox News Digital that Schumer’s office was the intended target, among other congressional offices, of a mysterious envelope containing an unknown substance.  He wasn’t the only Senate Democrat targeted.  Sens. Chris Murphy, D-Conn., and...

Senior Capitol Hill staff were warned that “multiple letters containing suspicious substances” were mailed out across the country and to multiple congressional offices on Thursday. An email notice obtained by Fox News Digital sent to chiefs of staff, administrative managers and state directors said the U.S. Postal Inspection Service, the FBI and U.S. Capitol Police were “investigating multiple letters containing suspicious substances that were mailed to various addresses...