BEIJING (AP) — Last month, Wuhan was overwhelmed with thousands of new cases of coronavirus each day, but in a dramatic development that underscores just how much the outbreak has pivoted toward Europe and the United States, Chinese authorities said Thursday that the city and it's surrounding province had no new cases to report.

The news offered a rare glimmer of hope for the rest of the world as it battles the virus, and perhaps a lesson in the strict measures needed to halt its spread. It came as President Donald Trump likened the fight to "a war" and invoked emergency authority to marshal i...