It's time to get back to our roots around free expression. We're replacing fact checkers with Community Notes, simplifying our policies and focusing on reducing mistakes. Looking forward to this next chapter. | Mark Zuckerberg

Meta CEO Mark Zuckerberg will take the stand in a Los Angeles courtroom on Wednesday to defend his social media company against allegations that it knowingly offered a product that is addictive and harmful to kids and teens. The landmark trial against Meta and YouTube kicked off in late January. It centers on allegations brought by a plaintiff identified as "KGM," who claims that using social media from a young age caused her to become addicted and harmed her mental health. Meta CEO Mark Zuckerb