January 31, 2024: Your primer on today's big tech hearing

CEOs from five of the world’s biggest social media companies head to Capitol Hill today to face a grilling about the safety of children on their platforms. Meta CEO Mark Zuckerberg — a hearing veteran — will be joined by leaders from X, Snap, Discord, and TikTok during the appearance. Politico Tech host Steven Overly talks with Playbook co-author Eugene Daniels. Plus, the House's Homeland Security Committee is moving closer toward an impeachment of Alejandro Mayorkas, and the latest on the border deal. Playbook co-author Eugene Daniels interviews  Politico Tech host Steven Overly.