Sherry Andrews, right, holds the hand of 13-month-old Jaqi Herrera after administering a measles-mumps-rubella vaccine in Lubbock, Texas, on Thursday, February 27, 2025. A measles outbreak in Texas has grown to at least 159 cases this week, and the US Centers for Disease Control and Prevention says it is now on the ground in that state to respond. (Photo by Annie Rice/Reuters)
