Col. Jeremy Chapman, U.S. Army Corps of Engineers, Mobile District Commander, speaks with Regulatory Division members, and members of the Alabama Historical Commission and other stakeholders on a survey vessel near the site of the sunken Clotilda, in Mobile, Alabama, May 4, 2022. The Mobile District is working with the AHC and other stakeholders to locate and preserve the Clotilda, the last known slave ship to enter United States waters that was deliberately sank near Africatown after it dropped off 110 captives in attempts to hide this illegal practice.