A measles outbreak in Texas has grown to 159 cases, and the US Centers for Disease Control and Prevention says it is now on the ground in that state to respond. The agency posted on X that it’s partnering with the Texas Department of State Health Services.

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,

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.