On Saturday, September 5, 1964, the family of Albert W. "Red" Heffner Jr., a successful insurance agent, left their house at 202 Shannon Drive in McComb, Mississippi, where they had lived for ten years. They never returned. In the eyes of neighbors, their unforgiveable sin was to have spoken on several occasions with civil rights workers and to have invited two into their home. Consequently, the Heffners were subjected to a campaign of harassment,...