https://www.reuters.com/article/us-facebook-privacy-zuckerberg/facebook-ceo-says-his-own-data-was-shared-by-cambridge-analytica-idUSKBN1HI1CJ

Facebook Inc Chief Executive Mark Zuckerberg on Wednesday told lawmakers that his own personal data was included in that of 87 million or so Facebook users that was improperly shared with political consultancy Cambridge Analytica.