Covenant Children's Hospital in Lubbock, Texas, has confirmed the first death in the state from measles occurred at its facilities. Here is what we know.

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 number of cases — Texas’ largest in nearly 30 years — increased by 22 since Tuesday.

Nearly a month after the first reported case of measles in the South Plains, health officials have confirmed the first death due to the outbreak.