Sean Parker

5 questions for Mark Zuckerberg as he heads to Congress

5 questions for Mark Zuckerberg as he heads to Congress

Congress has plenty of questions for Facebook CEO Mark Zuckerberg, who will testify on Capitol Hill Tuesday and Wednesday about the company's ongoing data-privacy scandal and how it failed to guard against other abuses of its service.

Facebook is struggling to cope with the worst privacy crisis in its history — allegations that a Trump-affiliated data mining firm may have used ill-gotten user data to try to influence elections. Zuckerberg and his company are in full damage-control mode, and have announced a number of piecemeal technical changes intended to address privacy issues.

But there's plenty the Facebook CEO hasn't yet explained. Here are five questions that could...

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