Millions tuned into a livestream of rare deep-sea creatures off the coast of Argentina. This viral scientific mission even included a plump starfish resembling a beloved cartoon character. | CNN International

French streamer Jean Pormanove, real name Raphaël Graven, died during a nearly 12-day streaming challenge. Before this livestream, he regularly endured shocking scenes of alleged humiliation and abuse at the hands of fellow streamers, whose lawyers claim the incidents were scripted or consented to. https://cnn.it/45uELOY | CNN