Former CIA chief John Brennan is a liar. And he’s not the kind of garden variety dissembler that we see in Washington all the time, either. Rather, Brennan is the kind of man who feels comfortable brazenly misleading the American people about an attack on democracy, and then shamelessly lecturing them about civic decency. You may recall, as director of the CIA, Brennan oversaw an operation of illegal spying on a staffer of the legislative branch of the United States government. At least five agency officials under his watch broke into Senate computer files, viewing drafts of a report on...