Yesterday, Meta CEO Mark Zuckerberg testified in a first-of-its-kind trial with one central question: Are social media platforms causing mental health disorders among young people? The plaintiff argues that platforms like Instagram are designed to keep children addicted, potentially bypassing long-standing legal shields that have protected tech companies in the past. WSJ’s Meghan Bobrowsky takes us inside the courtroom for Mark Zuckerberg’s testimony and explains why this trial could impact thousands of other cases. Ryan Knutson hosts.

Further Listening:

- The Battle Within Meta Over Chatbot Safety 

- “The Facebook Files’ from The Journal.

Sign up for WSJ’s free What’s News newsletter.

Learn more about your ad choices. Visit megaphone.fm/adchoices