John P. Wheeler III

John Parsons Wheeler III (December 14, 1944 –c. December 30, 2010), known as Jack Wheeler, was an American Vietnam War veteran and businessman. He was born in Laredo, Texas.
He was chairman of the Vietnam Veterans Memorial Fund, senior planner for Amtrak (1971–1972), official of the Securities and Exchange Commission (1978–1986), chief executive and CEO of Mothers Against Drunk Driving, consultant to the Mitre Corporation (2009–death), and a presidential aide to the Ronald Reagan, George H. W. Bush, and George W. Bush administrations. 
Wheeler was murdered on December 30, 2010 near Wilmington, Delaware at the age of 66. The events and people involved in his murder is unsolved.