Facebook in Congress: Mark Zuckerberg's toughest questions

Facebook CEO Mark Zuckerberg arrives to testify before the joint hearing. Source: AAP

Facebook chief executive Mark Zuckerberg has told United States politicians he is among the 87 million Facebook users whose data was improperly shared with a political consultancy. But Mr Zuckerberg has rejected suggestions users do not have enough control over their data on the world's largest social media network. The Facebook C-E-O is testifying before the U-S House of Representatives Energy and Commerce Committee, in the wake of the Cambridge Analytica scandal.

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