2019 New York measles outbreak

The 2019 New York City measles outbreak was a substantial increase in the number of measles cases reported in the state of New York, primarily in New York City and neighboring Rockland County, New York in 2019, relative to the previous year. == History == The areas of Williamsburg and Borough Park, two Brooklyn neighborhoods with a high concentration of Orthodox Jews, have been most heavily affected.

Source: Wikipedia — 2019 New York measles outbreak (CC BY-SA 4.0)