Searching for the lost graves of Louisiana’s slaves

There are thousands of enslaved people buried in Louisiana’s industrial corridor. But their locations have remained a mystery - until now. Using historical maps and aerial photos, researchers in the US can locate the forgotten graves. Video: NYT

Associated article


How to spot bowel cancer symptoms

In the last 30 years in Ireland, the number of bowel cancer cases under-50 has doubled, according to Bowel Cancer Ireland. Video: Rebecca Daly / Zara Morgan


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