First Person-to-Person Transmission of New Coronavirus Confirmed in US

View of St. Alexius Medical Center in Hoffman Estates, Illinois, where a Chicago woman affected by the coronavirus is treated in isolation on Jan. 24, 2020. Derek Henkle/AFP via Getty Images

The first case of a person contracting the new coronavirus from another person in the United States was confirmed on Jan. 30.

The patient, who has not traveled to China, is a Chicago resident and is the spouse of the first confirmed travel-related case in Illinois. That patient was a woman in her 60s who returned from Wuhan on Jan. 13.