Nine of those infected were hospitalized and more cases are likely, health authorities said. U.S. vaccination rates for measles are falling, according to the CDC.

The first case of measles in New Mexico was confirmed in Lea County by the New Mexico Department of Health on Feb. 11. Here's what we know about the virus and its spread through New Mexico and Texas.

With hospitalizations and at least nine confirmed cases, health officials race to contain a growing outbreak in a community with low vaccination