Thread by @ABC, JUST IN: Travel data of passengers arriving in the U.S. from China [...]

JUST IN: Travel data of passengers arriving in the U.S. from China during the critical period in December, January and February shows a stunning 759,493 people entered the U.S. https://abcn.ws/344ZVlb

Disaster in motion: 3.4 million travelers poured into US as coronavirus pandemic erupted

Americans are encouraged to continue to heed warnings from health officials as COVID-19 spreads rapidly.

https://abcn.ws/344ZVlb

MORE: Those travelers from China included more than 228,000 Americans returning home and hundreds of thousands of Chinese nationals arriving for business, academics, tourism or to visit family. http://abcn.ws/344ZVlb

Disaster in motion: 3.4 million travelers poured into US as coronavirus pandemic erupted

Americans are encouraged to continue to heed warnings from health officials as COVID-19 spreads rapidly.

http://abcn.ws/344ZVlb

"The numbers are clearly alarming," an infectious disease specialist tells @ABC News. http://abcn.ws/344ZVlb

Disaster in motion: 3.4 million travelers poured into US as coronavirus pandemic erupted

Americans are encouraged to continue to heed warnings from health officials as COVID-19 spreads rapidly.

http://abcn.ws/344ZVlb

"This is not new," one epidemiologist tells @ABC News.

"We've seen this with H1N1, SARS, Zika. We should have had the infrastructure to prepare for this. And we didn't." http://abcn.ws/344ZVlb

Disaster in motion: 3.4 million travelers poured into US as coronavirus pandemic erupted

Americans are encouraged to continue to heed warnings from health officials as COVID-19 spreads rapidly.

http://abcn.ws/344ZVlb

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