https://www.cnet.com/news/facebook-had-a-privacy-summit-while-zuckerberg-was-away/

As Facebook CEO Mark Zuckerberg was in Washington fielding questions on how the world's largest social network protects user privacy, the company was hosting a privacy summit.

Zuckerberg took nearly 10 hours of questions from US senators and congressional representatives on Tuesday and Wednesday, after facing political pressure to testify about the social network's Cambridge Analytica scandal.