Napa County has confirmed a case of measles in an unvaccinated child, marking the third Bay Area case since December and the first in the county since 2012, according to SFGATE.
The child grew ill after traveling to South Carolina, which is struggling with an outbreak.
“This is exactly how outbreaks start,” Matt Willis, a former public health officer for Marin County, wrote to SFGATE in an email. “Every outbreak begins with one case, usually someone who’s infected outside of the community.”…