Many airlines have suspended service to China, and the Philippines, Australia, Indonesia, Vietnam and Singapore have joined the U.S. in temporarily barring most travelers from China. China’s vast economy and the global supply chains it feeds are fraying.

But some top officials in Southeast Asia, which has the largest cluster of coronavirus patients outside China, have dismissed the threat and even pushed remedies not supported by science.

Here’s the latest, and a map of infections.

How we got here: Public health experts say China initially put secrecy and order ahead of confronting the coronavirus. Reconstructing the first seven weeks of its spread, our reporters showed how the authorities silenced doctors and others for raising red flags and soft-pedaled the danger.

In Wuhan: A new hospital for those with the coronavirus, built in just 10 days, opens today. But most hospitals are swamped and the population of 11 million is struggling under quarantine. With many of the sick going untested and untreated because of circuitous bureaucracy and short supplies, the number of infected and dead could be significantly higher than reported.