One-fifth of states have active measles outbreaks as confirmed cases nationwide keep ticking up, according to the U.S. Centers for Disease Control and Prevention. The CDC’s confirmed measles case count is 935,

The U.S. surpassed 1,000 measles cases Friday, even as Texas posted one of its lowest counts of newly confirmed cases since its large outbreak began three months ago. Texas still accounts for the vast majority of cases in the U.