Elon Musk’s X sues media watchdog Media Matters over report on pro-Nazi content on the social media site::After a devastating advertiser exodus last week involving some of the world’s largest media companies, X owner Elon Musk is suing the progressive watchdog group Media Matters over its analysis highlighting antisemitic and pro-Nazi content on X — a report that appeared to play a significant role in the massive and highly damaging brand revolt.