In 2017 it was a Somali community in Minnesota. In 2014 it was the Amish in Ohio. This year, it is Orthodox Jewish communities in New York and Eastern Europeans in Washington state. Insular and close-knit religious or cultural groups have seen some of the worst measles outbreaks in the U.S. in recent years. About 75% of measles outbreaks over...

Source: Wall Street Journal April 15, 2019 09:22 UTC