WATCH: FBI Director James Comey Says He Does Not Engage McCarthyism or 'Any Isms Of Any Kind'

The F.B.I. director, James B. Comey, publicly confirmed an investigation into Russian interference in the presidential election and whether associates of the president were in contact with Moscow. Mr. Comey also said the F.B.I. had “no information” to support President Trump’s allegation that Barack Obama wiretapped him.