Zuckerberg, Mosseri, Spiegel must appear at 2nd individual US social media trial
By Xu Yuan ( July 9, 2026, 18:28 GMT | Insight) -- Meta Platforms Chief Executive Mark Zuckerberg, Instagram head Adam Mosseri and Snap CEO Evan Spiegel must testify at a second bellwether US trial in litigation over social media’s alleged harm to youth mental health, a California judge ruled.Meta Platforms Chief Executive Mark Zuckerberg, Instagram head Adam Mosseri and Snap CEO Evan Spiegel must testify at a second bellwether trial in Los Angeles in litigation over social media’s alleged harm to youth mental health, a California judge ruled....
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