LUBBOCK — A school-aged child has died in Lubbock from measles, the first death reported in an ongoing outbreak that has infected more than 120 people in West Texas since January, Texas Department of State Health Services confirmed on Wednesday.

A child who tested positive for measles died in West Texas, the state health department said, marking the first death in an outbreak that has sickened nearly 140 people. The Texas Department of State Health Services said a school-age child died after being hospitalized in Lubbock.

An unvaccinated child has died as the Texas measles outbreak reaches 124 cases. Public health officials also warn of potential spread in San Marcos and San Antonio.