An outbreak of measles is wreaking havoc in the South Plains region of Texas where nearly 60 children have been confirmed to be infected so far. Physicians in the state say the current situation

The largest measles outbreak in Texas in more than 30 years showed no signs of slowing down on Friday, rising to 90 cases across seven counties. The increase represents a jump of more than 50% since the Department of State Health Services last released an update on Tuesday.

A measles outbreak in Texas has jumped from two cases among unvaccinated children to 48. With childhood vaccine hesitancy on the rise, outbreaks are increasingly likely.