In his newly released book, Sen. John McCain admits he knew the anti-Trump dossier that he infamously passed to the FBI contained “unproven accusations,” “mostly raw, unverified intelligence” and allegations about which the senator “had no idea” if “any were true.” Yet McCain maintains he had an “obligation” to pass the wild charges against Donald Trump to FBI Director James Comey and he would even do it again. “Anyone who doesn’t like it can go to hell,” McCain exclaimed. In the book The Restless Wave, McCain provides an inside account of how he says he came across the dossier. He...