Donald Trump has fired his first shots of the general election campaign. Predictably, they have nothing to do with anything that matters. In a new video released on Instagram, Trump features audio interviews with women who’ve accused Bill Clinton of sexual assault. Against the backdrop of shadowy audio clips, the accompanying text asks if Hillary Clinton is “really protecting women.” We hear the voices of Monica Lewinsky, Kathleen Wiley, and a clip from a 1999 Dateline interview with Juanita Broaddrick. Near the end, as the sound of Hillary Clinton’s cackle fades, the words “Here we go again” flash on the...