State of the World was previously State of Ukraine. You'll continue to hear Ukraine coverage here, along with other international stories. Support NPR's reporting by subscribing to State of the ...

It’s based on real-world observations and could not control for other factors—like, say, whether the adults and children who masked also avoided travel throughout the same period. But it still ...

“That Black social world was defined by a class and ... During slavery, they had little control over their children or their reproduction. Afterward, poverty and discrimination forced them ...