Twitter is planning to test a new feature that allows users to filter out unwanted tweet replies, and Prince Harry and Meghan Markle are stepping back from their roles in the Royal Family. Fmr. GM Vice Chairman Bob Lutz—a longtime Tesla bear—finally has an optimistic outlook for Elon Musk and the big payday he might have coming. He discusses Tesla’s stock and Musk’s wallet with WSJ Reporter Tim Higgins. It’s the revenge of the spammed: RoboKiller CEO Ethan Garr was fed up with robocalls, so he built a business on shutting them down...and having fun with it. Plus, highlights from Michelle Caruso-Cabrera’s one-on-one with ousted Nissan leader Carlos Ghosn, and an update on U.S. tensions with Iran.