So Lev Parnas is now swanning about with Rachel Maddow? It seems that Maddow scored an exclusive interview with Parnas that will air this evening. She’s going to #letlevspeak, as he seeks to complete his transformation from Trump accomplice to aggrieved accuser. Is this finally the bombshell that Trump detractors have been waiting for lo these many years, the interview of interviews, the revelation that can prompt even the recalcitrant see-no-evil, hear-no-evil Republican senators to blanch?

For all its claims that the Senate impeachment trial is supposed to vindicate Trump, the administration seems to be practicing an oath of omerta at...