In 1963, Stone was vice president of the W.O. Bankston automotive dealerships in Dallas. He attended the Trade Mart luncheon with Bankston, D.A. Henry Wade, and Judge Lew Sterrett. Following the assassination, Stone spent much of his weekend in the office of his friend, Dallas County Sheriff Bill Decker. Recorded August 15, 2008.
Mr. Stone passed away on January 3, 2012.