Fifty years after the Atlantic slave trade was outlawed, the Clotilda became the last ship in history to bring enslaved Africans to the United States. The ship was scuttled and burned on arrival to hide evidence of the crime, allowing the wealthy perpetrators to escape prosecution. Despite numerous efforts to find the sunken wreck over the next 160 years, it wasn't found until 2019. Raines, who uncovered one of our nation's most important historical...