Maricopa County Department of Public Health says a person infectious with measles traveled through Phoenix Sky Harbor last week.

In Virginia, the state health department laid off or froze contracts for 530 workers, including 13 full-time employees, ...

Boulder County and the state of Colorado last Friday confirmed the first measles case in a county resident in more than a decade. The latest: A fully vaccinated adult became infected and was diagnosed ...

A 4-year-old girl reported missing Monday in south Sacramento has been found, the Sacramento County Sheriff’s Office said.