The state's largest measles outbreak in 30 years has been largely tied to a Mennonite community in rural West Texas. Earlier this month, Lara Anton, a spokesperson for the Texas Department of State Health Services,

DALLAS (AP) — The number of people with measles in Texas increased to 146 in an outbreak that led this week to the death of an unvaccinated school-aged child, health officials said Friday.

The Mennonite population being affected by a measles outbreak in West Texas is part of a larger, loosely affiliated group of churches worldwide with varied beliefs and leadership structures — and with sometimes strained or distant relations with public authorities.