Question:  Robert "Bobby" DeLaughter is a prosecutor, judge, and author notable for prosecuting and securing the conviction of a white supremacist and Klansman who was convicted of assassinating what civil rights leader?   
Sentence (from "Bobby DeLaughter"): He is notable for prosecuting and securing the conviction in 1994 of Byron De La Beckwith, charged with the murder of the civil rights leader Medgar Evers on June 12, 1963.
Relevant evidence: Yes