
Meta Platforms CEO Mark Zuckerberg testifies before Los Angeles Superior Court Judge Carolyn Kuhl at a trial in a key test case accusing Meta and Google’s YouTube of harming kids’ mental health through addictive platforms, in Los Angeles, Calif., on Feb. 18, 2026 in a courtroom sketch. Reuters/Mona Edwards
LOS ANGELES—After four weeks, attorneys representing the plaintiff in a landmark jury trial in Los Angeles Superior Court—considering whether two of the world’s largest social media companies may be held liable for alleged harms to children resulting from “addictive” design features—rested their case on March 6.

