Wuhan, China

In a dramatic move reminiscent of the first days of the coronavirus in China some 19 months ago, flights and trains in and out of the city of 11 million have been halted.

There is a lot of information packed into the 300-page report on the origins of the pandemic released this week. Here are three key points that haven't received a great deal of media attention.

In his letter threatening to withdraw the U.S. from the World Health Organization and halt all funding, Trump made a number of charges about WHO's handling of the coronavirus crisis.