Nov. 11, 2026, 7:17 PM EST

This is part of The Vaccine Divide , a data investigation into America’s potential loss of its measles-free status as the deadly virus roars back and childhood vaccine defenses continue to crack and crumble.

When Roberta Devers, a midwife in Lancaster County, Pennsylvania, did a prenatal check on an expectant mom this week, the woman — a member of the Amish community in her third trimester — had been sick with measles.

Devers said she has cared for dozens of pregnant women infected with the virus since measles began spreading rapidly in the county in April. Lancaster County is largely rural, with sprawling family farms.

“Every single day,” she said, “someone’s calling to ask what they do. They’re pregnant and they’ve gotten it, or their babies have gotten it.”

Devers, 63, estimates she has delivered nearly 2,000 babies in her 38-year career.…