The skyline of Beijing. A Chinese firm is working on products that use A.I. to examine location data and internet use to predict who could do or say something critical of the government.
David Rush, a longtime C.I.A. officer, appears to have first had contact with Stephen A. Feinberg during President Trump’s first term. Some officials said the two men were not close.
The C.I.A. officer arrested last week with more than $40 million in gold bars in his home had previously worked with Stephen A. Feinberg, now the deputy secretary of defense.
The latest artificial intelligence models from Anthropic and OpenAI are extending the United States’ lead over China and intensifying the rivalry between the countries.