Barb McQuade, author of 'Attack From Within: How Disinformation is Sabotaging America,' discusses the threat of disinformation and its impact on society. She highlights the role of both foreign adversaries and individuals within the country in spreading false claims. 

Barb emphasizes the importance of identifying and addressing this problem to protect democracy. She also discusses the need for updated laws to hold social media companies accountable for the algorithms they use and the personal data they collect. 

Barb provides tips for individuals to protect themselves from falling for disinformation, including checking multiple sources and verifying the credibility of the information.