News Alert: First U.S coronavirus case of unknown origin confirmed in Northern California, a sign the virus may be spreading in a local area
The Centers for Disease Control and Prevention has been informed of the first case of the coronavirus in a person who did not recently return from a foreign country or have contact with a confirmed case, according to a person briefed on the case. Officials have begun tracing the contacts of the resident to find out how the person may have been infected and who else might have been exposed.
The Centers for Disease Control and Prevention has been informed of the first case of the coronavirus in a person who did not recently return from a foreign country or have contact with a confirmed case, according to a person briefed on the case. Officials have begun tracing the contacts of the resident to find out how the person may have been infected and who else might have been exposed.
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