Today, as we've been reporting, an unvaccinated child has died from measles in West Texas, marking the first fatal measles case in the US in a decade.

As infection numbers continue to grow, health experts warn it could get worse.

To answer your questions and more, KCBS Radio news anchors Eric Thomas spoke with Adam Ratner, pediatric infectious diseases physician in New York City and the author of the book Booster Shots: The Urgent Lessons of Measles and the Uncertain Future of Children's Health