Elon Musk has issued a defiant and profanity-laced message for the advertisers who pulled money from X in recent weeks amid a backlash over his endorsement of an antisemitic tweet and reports of increased hate speech on the platform. Video of the interview, which was widely circulated, showed that Musk said, “Don’t advertise,” on Wednesday during an on-stage interview at an event in New York. “If someone’s going to try to blackmail me with advertising, blackmail me with money, go fuck yourself.” Musk’s combative remarks came as part of the New York Times’ DealBook Summit. Moments before, the CEO had...