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

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​.

At least 124 cases have been reported since late January, mostly among children and teenagers who were unvaccinated or whose vaccination status was unknown.