Vulnerable communities are bracing for an undercount in 2020. It’s a familiar story that traces back to the Articles of Confederation.

Editor’s note: The United States Justice Department is adding a highly contested citizenship question into the 2020 census, which will likely lead to an undercount in places with undocumented workers and families. The political and social consequences of such an undercount in vulnerable communities would be significant and—as CityLab’s visual storyteller Ariel Aberg-Riger reports—an all-too-familiar story.

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