Donald Trump’s current con job – spreading lies about the migrants who are walking through Mexico, seeking to terrify his fans into voting on November 6 – is just his latest attempt to weaponize fear for political gain. He’s been playing that card, successfully so, since he rode his escalator on day one of his craven candidacy, but his “caravan” demagoguery actually reminds me of a tactic that right-wingers concocted way back in 1934. I’ll explain that shortly. By now you’ve probably heard the fake news, because it’s virtually impossible to escape it. For his closing argument on the eve...