How Facebook got addicted to spreading misinformation

The man who built them can't fix the problem. Karen Hao explores the story of Joaquin Quiñonero Candela, a director of AI at Facebook, who created the groundbreaking algorithms that gave the platform an insatiable habit for lies and hate speech. After several huge controversies, including the Capitol riots, Hao examines how Quiñonero Candela has been tasked with the impossible effort to resolve the issue.