In this April 10, 2018, file photo, Facebook CEO Mark Zuckerberg takes his seat to testify before a joint hearing of the Commerce and Judiciary Committees on Capitol Hill in Washington. (AP Photo/Alex Brandon, File)
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In this April 10, 2018, file photo, Facebook CEO Mark Zuckerberg takes his seat to testify before a joint hearing of the Commerce and Judiciary Committees on Capitol Hill in Washington. (AP Photo/Alex Brandon, File)
