The acknowledgment by James Comey, the F.B.I. director, on Monday that the bureau is investigating possible connections between President Trump’s campaign and Russia’s efforts to sabotage Hillary Clinton’s chances is a breathtaking admission. While there has been a growing body of circumstantial evidence of such links, Mr. Comey’s public confirmation ought to mark a turning point in how enquiries into Russia’s role in the election should be handled.
The top priority now must be to ensure that the F.B.I.’s investigation, which could result in criminal prosecutions, is shielded from meddling by the Trump administration, which has shown a proclivity to lie,