10 AM ET: King Charles proclamation, Ukraine retaking territory, Tiafoe loses & more

King Charles III is formally proclaimed as the UK’s new monarch. Former President Trump’s legal team and the DOJ offer differing visions of how a special master should oversee documents seized from Mar-a-Lago. Ukraine’s military appears to retake key buildings near Kharkiv. American Francis Tiafoe’s run at the US Open comes to an end. And starting next year, Princeton University will cover tuition for students whose parents earn less than $100,000 per year.To learn more about how CNN protects listener privacy, visit cnn.com/privacy