An investigation has revealed what may be 2 mass grave sites from the 1921 Tulsa race riots

A decadeslong effort to recover mass burial plots from the 1921 Tulsa race riot has been spurred forward after an investigation found that two sites in the Oklahoma city may contain unmarked mass graves.

Scientists and forensic anthropologists have been examining three locations in Tulsa since October. On Monday, the city’s 1921 Mass Graves Investigation Public Oversight Committee presented the results publicly and discussed how the city should proceed.

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