Mustafa Suleyman, cofounder of Google's DeepMind, is now CEO of Microsoft's AI division. He will oversee key consumer AI products like Copilot, Bing, and Edge. This move bolsters Microsoft's stance in the battle for AI supremacy, opposing Google's advancements. Suleyman's transition from DeepMind to Microsoft follows some controversy at Google, but his expertise asserts Microsoft's commitment to innovate in AI technology.