US Commerce chief Gina Raimondo warns against China 'threat'

US Commerce Secretary Gina Raimondo urges lawmakers, Silicon Valley, and US allies to prevent China from acquiring semiconductors and cutting-edge technologies crucial for national security. Raimondo emphasizes that China is the biggest threat, stating that they are not a friend. She highlights the role of her department in the fierce rivalry. Raimondo calls for tighter export controls, better funding to protect America's leadership in artificial intelligence and advanced semiconductor design.