The US eliminated measles, but now it’s making a comeback — and RFK Jr’s advice isn’t exactly helping.This episode was produced by Avishay Artsy, edited by Amina Al-Sadi, fact-checked by Laura Bullard, engineered by Andrea Kristinsdottir and Patrick Boyd, and hosted by Sean Rameswaram.Transcript at vox.com/today-explained-podcastSupport Today, Explained by becoming a Vox Member today: http://www.vox.com/membersA sign offering measles testing outside of Seminole Hospital District in Seminole, Texas. AP Photo/Julio Cortez. Learn more about your ad choices. Visit podcastchoices.com/adchoices