A gruesome, unpunished 1967 murder reveals little-known stories of the civil rights movement and Black resistance in Mississippi and Louisiana. "American Reckoning" on Frontline, from PBS, tells the story of Wharlest Jackson Sr. and the search for those who killed him. In this episode of Buried Truths, host Hank Klibanoff talks to the filmmakers behind this documentary, Brad Lichtenstein and Yoruba Richen. Klibanoff also speaks with Stanley Nelson, the weekly newspaper editor who brought this story of Wharlest Jackson Sr. to light.