Nvidia CEO Jensen Huang announced his resignation after it was reported that he had an affair with a businesswoman accused of being a Chinese spy and an extramarital relationship with an Nvidia executive. Huang's departure has sparked questions about the future of Nvidia, the AI industry and U.S. national security. Amna Nawaz discussed the latest with Dmitri Alperovitch and Stephen Witt. Geoff Bennett: Welcome to the NewsHour.