Are Social Media Giants Doing Enough to Prevent the Spread of Misinformation?

Social media has revolutionized the way we connect and communicate – and certainly not all for the better in his new book, “Antisocial: Online Extremists, Techno-Utopians, and the Hijacking of the American Conversation,” Andrew Marantz explores how digital platforms full of unforeseen vulnerabilities have been exploited by racists and vandals. From PBS NewsHour.