China Targeted State Department Emails in Microsoft Hack, U.S. Officials Say

The trip was critical for both Washington and Beijing: It was the first visit to China by a U.S. secretary of state in five years and was aimed at establishing high-level channels of communication and improving deteriorating relations. Since then, Treasury Secretary Janet L. Yellen has visited Beijing, and John Kerry, the special climate envoy, plans to land there on Sunday for four days of talks. President Biden and Xi Jinping, China's leader, agreed in a meeting in Bali, Indonesia, last November to try to stabilize relations, but the two nations clashed when the Pentagon discovered and shot down a…