A timeline of the tragic collision between a commercial plane and a Black Hawk helicopter over the Potomac River, with insights into the ongoing investigation.
Investigators have recovered the black boxes from both aircraft involved in the deadly midair collision near Washington, D.C., and are working to determine the cause.
"By finding these names, we are releasing them to give back these enslaved people some of their dignity," said Sarah Bader-King, executive director of the John Wornall House Museum.