Flash back to September 2016, and let’s revisit a rumor that circulated widely in certain circles. It has been recounted so many times that it serves almost as a bedtime story for the Right. The scene: it’s the first joint appearance between Donald Trump and Hillary Clinton—the Commander-in-Chief Forum sponsored by NBC—and it has just finished. Backstage, the now-disgraced moderator Matt Lauer is waiting to shake hands with the former first lady—but, instead, he is confronted