From the left: The McCarthy Reboot The May 18 House hearings with three FBI whistleblowers brought “yet another loud display of the once-disgraced tactic of questioning the loyalty and patriotism of American witnesses,” thunders Racket News’ Matt Taibbi, as “Democratic members’ questions gave off a strong echo of the infamous House Committee on Un-American Activities.” Indeed, it’s “even crazier than” the McCarthy era: “They’re simply taking the fact that an agent privately raised a question about an FBI operation — his right under both the First Amendment and under the FBI procedure for making a protected disclosure — and using...