New York CNN — X owner Elon Musk is threatening to sue the Anti-Defamation League for defamation, claiming that the nonprofit organization’s statements about rising hate speech on the social media platform have torpedoed X’s advertising revenue. In a post on X, formerly known as Twitter, Musk said US advertising revenue is “still down 60%, primarily due to pressure on advertisers by @ADL (that’s what advertisers tell us), so they almost succeeded in killing X/Twitter!” Musk also claimed that since he took over the platform in October 2022, the ADL “has been trying to kill this platform by falsely accusing...