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.

Mark Zuckerberg is slated to make yet another high-stakes courtroom appearance this week as shareholders seek to hold him accountable for the more than $8 billion that Meta has spent to settle lawsuits over privacy violations.

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.