Flooding the zone with the New York Post

It smelled like Clinton’s emails redux. Last Wednesday, the Murdoch-owned New York Post published a bizarre story, sliming Joe Biden and his son Hunter, that it said was based on files (including, yes, emails) from a laptop that a man who may or may not have been Hunter left in a Delaware computer-repair shop last year. The material arrived at the paper via a tipoff from Steve Bannon, Trump’s former campaign manager, followed by a transfer from Rudy Giuliani, Trump’s lawyer. Even on its own...