BE AFRAID: President Trump in a prime time speech last night made shopworn claims about vulnerability of US voting systems and foreign attempts to sway American elections in what was ultimately an argument for passage of his Save America Act that would make voting more difficult for millions of Americans.

  Citing unclassified documents, Trump said, “This evidence shows that the election system we have dangerously exposes and really exposes, like levels never thought possible, to hacking, exploitation, and foreign interference.” What he did not claim was that any foreign attempts to sway elections or non-citizen voting have made any difference.

  His speech was laced with conspiracy theories, that non-citizens are registered to vote, that the Obama administration intended to burn bags full of secret information, and that China had collected voter information, much of which is already public. “Compounding the travesty,” he said, “the second set of documents we are...