Maine records first confirmed case of measles since 2019

UNDATED: In this handout from the Centers for Disease Control and Prevention (CDC), a thin-section transmission electron micrograph (TEM) reveales the ultrastructural appearance of a single virus particle, or “virion”, of measles virus. in this undated image. Measles outbreaks have been reported throughout the U.S., with the latest reported February 5, 2015 at a daycare in suburban Chicago where as many as five children under the age of one have been infected. (Photo by CDC via Getty Images)