Jill Biden, the first lady, and President Biden after the presidential debate in June 2024. She understood he had performed poorly but told him that they had been counted out before.
The leaders of both countries are expected to discuss the risks from artificial intelligence, but neither country is willing to be the first to slow down.
The U.S. has pressed Argentina and Chile to review two Chinese telescope projects in the Andean deserts. Astronomers are worried about setbacks to research.