A $8 billion-dollar class action investors’ lawsuit against Meta CEO Mark Zuckerberg and company leaders begins, with claims stemming from the privacy scandal involving the Cambridge Analytica political consulting firm.

An $8 billion trial by Meta Platforms shareholders against Mark Zuckerberg and other current and former company leaders kicks off on Wednesday over claims that they illegally harvested the data of Facebook users in violation of a 2012 agreement with the US Federal Trade Commission.

Mark Zuckerberg is expected to appear as a star witness in an unusual $8 billion trial that kicks off this week at which the Meta CEO is accused of operating Facebook as an illegal enterprise that allowed users' data to be harvested without their consent.