OpenAI, the AI company, completes a $6.6 billion secondary share sale, valuing it at a staggering $500 billion and making it the world's most valuable private startup.
Federal troops deployed to Portland amid protests, escalating tensions and legal battles over the response.
Defending Shanghai champion Jannik Sinner retires due to severe cramping, ending his title defense.
OpenAI, the AI company, completes a $6.6 billion secondary share sale, valuing it at a staggering $500 billion and making it the world's most valuable private startup.
Federal troops deployed to Portland amid protests, escalating tensions and legal battles over the response.
Defending Shanghai champion Jannik Sinner retires due to severe cramping, ending his title defense.