https://www.cnet.com/news/facebook-says-zuckerberg-still-wont-testify-in-the-uk/

Facebook CEO Mark Zuckerberg and the UK government just played a global game of chicken -- and it seems like the UK may have lost?

On May 1st, the UK threatened Zuckerberg with a formal summons if he were to set foot on UK soil, in an attempt to get Facebook's CEO to personally testify about the Cambridge Analytica scandal.