A measles outbreak in West Texas has topped 120 cases and resulted in the first U.S. death from the illness in a decade.

An unvaccinated child has died from measles in West Texas, officials said, marking the first fatality from the disease in the U.S. since 2015. The Texas Department of State Health Services (DSHS) confirmed the death on Wednesday but did not disclose the patient's age.

LUBBOCK, Texas (AP) — A person who was hospitalized with measles has died from measles in West Texas, the first death in an outbreak that began late last month. Lubbock city spokesperson Lauren Adams confirmed the death Wednesday. It wasn't clear the age of the patient, who died overnight.