https://www.theguardian.com/technology/2024/feb/11/musk-sec-investigation-twitter-takeover > US regulator sued in October to compel Musk to testify as part of an investigation into his $44bn purchase of what is now known as X > Elon Musk has been ordered to testify again as part of an investigation by US regulators into his 2022 purchase of the social media platform Twitter, later renamed X.