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 "Byron De La Beckwith"): Byron De La Beckwith, Sr. (November 9, 1920 – January 21, 2001) was an American white supremacist and Klansman from Greenwood, Mississippi, who in 1994 was convicted of assassinating civil rights leader Medgar Wiley Evers on June 12, 1963.
Relevant evidence: Yes