Tech stocks plunged amid concerns over AI investments, while a reported $6. 3 billion hack of cryptocurrency exchange Binance raised security fears, with industry sources suspecting North Korean involvement. Kelly O'Grady has the latest.
Source: [CBS News](https://www.cbsnews.com/video/tech-stocks-plunge-amid-ai-concerns-6-3-billion-dollar-binance-hack-raises-security-fears/)