In a second importation event, South Carolina residents visited public places while infectious. As a result, four residents with close contact with the South Carolina visitors fell ill. While infectious, the four residents visited schools, healthcare facilities, and a church. Nine of their contacts and one person exposed in a public location fell ill, leading to a total cluster of 14 cases that spanned January 15 to February 17.

In the third importation event, two state residents returned from South Carolina and fell ill on January 15 to 16. No additional cases were linked to these residents. Similarly, a fourth importation event occurred when a resident returned from travel. The person adhered to isolation and quarantine recommendations, and no cases were linked to this one.

In the fifth importation event, a Washington state resident returned from out-of-state travel where they had contact with ill contacts and fell ill themselves on January 19.…