The Mennonite population being affected by a measles outbreak in West Texas is part of a larger, loosely affiliated group of churches worldwide with

A child who wasn't vaccinated died in a measles outbreak in rural West Texas, state officials said Wednesday, the first U.S. death from the highly contagious — but preventable — respiratory disease since 2015.

Health officials say a child who had not been vaccinated died of measles in West Texas — the first death in an outbreak that has infected more than 120 people​.