Sam Altman moves to Microsoft and Rosalynn Carter remembered: Morning Rundown

In today’s newsletter: Sam Altman joins Microsoft after his surprise OpenAI firing. Former first lady Rosalynn Carter dies at 96. And Napoleon's famous bicorne hat sells for $2.1 million. Here's what to know today. Heavy fighting appears to have erupted around another hospital in northern Gaza, as Israel’s military expands its ground assault on the Palestinian enclave. The reports from the Indonesian Hospital come after weeks of focus on Gaza’s main medical facility, Al-Shifa, which Israeli forces stormed for days. 31 premature babies were evacuated from the site yesterday, after...