On January 30, 2020 the CDC confirmed that the 2019 Novel Coronavirus (2019-nCoV) had spread from an infected person [woman from Chicago] to a house hold member [husband], representing the first instance of person-to-person transmission in the US, involving someone who had not traveled to China.  He is the 6th case in the US. [1, 2]

“Previously, all confirmed U.S. cases had been associated with travel to Wuhan, China,” this latest case has no history of travel to Wuhan, “but shared a household with the patient diagnosed with 2019-nCoV infection on January 21, 2020.”

“Officials warned that the case of human-to-human transmission indicated that the coronavirus was a “very serious public health situation.”