PARIS — Elon Musk has been summoned to Paris on Monday, where investigators are looking into allegations of misconduct related to the social media platform X, including the spread of child sexual abuse material and deepfake content . The world’s richest man and Linda Yaccarino — the former CEO of X — have been summoned for “voluntary interviews,” while other employees of the platform are scheduled to be heard as witnesses throughout this week, the Paris prosecutor’s office said. It remains