Clinton J. Hill ( born January 4 , 1932 ) is a former United States Secret Service agent who served under five U.S. presidents ; from Dwight D. Eisenhower to Gerald Ford . Hill is best known for his notable act of bravery while in the presidential motorcade on November 22 , 1963 when President John F. Kennedy was assassinated in Dallas , Texas
assassinated
Assassination of John F. Kennedy
Clint Hill (Secret Service)