Blinken "stressed the importance of cooperation and transparency regarding the origin of the virus," including allowing WHO experts back into China, State Department spokesman.
A senior US official criticized Beijing as having "arrived intent on grandstanding, focused on public theatrics and dramatics over substance" at the Alaska summit.
The Biden administration says it does not want to enter into detailed negotiations at this stage and therefore does not expect any immediate announcements. There will be no joint statement at the end of the meeting in Anchorage.
Discussions are likely to focus on China's policies toward Hong Kong, its pressure on Taiwan, its treatment of Uighurs, and what Washington sees as economic coercion against Australia, she said.