미국 질병통제예방센터(CDC)에 따르면 캘리포니아주에서 2명, 워싱턴·일리노이·애리조나주에서 각각 1명의 확진자가 나왔다.
There were two confirmed cases in California and one confirmed case each in Washington, Illinois, and Arizona, according to the US Centers for Disease Control and Prevention (CDC).