The declaration allows the government to take special measures to contain the spread of the virus. Those include new restrictions on travel from China.
The U.S. CDC announced the drastic step of quarantining 195 Americans who were evacuated back to the United States from Wuhan, the epicenter city of the coronavirus outbreak in China.
Health care has consistently polled as the No. 1 issue for Iowa voters. As they prepare to caucus, voters weigh which candidate to support and what health care should look like in the future.
A wet market is a complex of stalls selling fish, meat and wild animals. One such market in Wuhan has been linked to the current outbreak of coronavirus.
Health care consistently polls as the top issue Iowa voters care about. In the western part of the state, one doctor faces growing debt as he sometimes treats patients without coverage for free.
One by one, China's neighbors are closing their borders and restricting travel in an effort to stop the spread of the coronavirus. The U.S. and Japan recommend their citizens don't travel to China.
The outbreak of a coronavirus that began in China is shining a spotlight on that country's growing connections to the global economy. The economic fallout is still very much a question mark.