CDC confirms 7th coronavirus case in the U.S.
Passengers traveling to Ghuangzhou, China takes precautions by wearing masks following an outbreak of the Coronavirus in China at Addis Ababa Bole International Airport on January 31, 2020. Photo: Luke Dray / Stringer/Getty Images
A 7th coronavirus case has been confirmed by the Centers for Disease Control and Prevention where a man in the San Francisco Bay area became ill after traveling from Wuhan, China back to the U.S., the Santa Clara Health Department said Friday.
The big picture: Federal health officials expect more cases to be confirmed while the CDC continues to test cases and as state health departments remain on high alert. The U.S. on Friday declared a public health emergency and restricted travel based on the new virus's ability to spread from person-to-person.
Go deeper: Coronavirus: The latest developments