60 Minutes — Episode 46: Ingenuity and Perseverance, Darren Walker, The Premonition

You are watching the episode Ingenuity and Perseverance, Darren Walker, The Premonition Perseverance rover, Ingenuity helicopter, and the search for ancient life on Mars;

Darren Walker speaks with Lesley Stahl;

Early pandemic spotters at the center of Michael Lewis' new book, "The Premonition"