FBI agents' text messages spur congressional probe into possible news leaks

FBI launches new Clinton Foundation investigation

Comey’s original Clinton memo released, cites possible violations

Congressional investigators find irregularities in FBI's handling of Clinton email case

FBI informant gathered years of evidence on Russian push for US nuclear fuel deals, including Uranium One, memos show

Early Comey draft accused Clinton of gross negligence on emails

FBI turns over new Clinton investigation documents to Congress

FBI informant in Obama-era Russian nuclear bribery cleared to testify before Congress

Intelligence chairman accuses Obama aides of hundreds of unmasking requests