On This Day: Nixon-Kennedy debates changed politics

Richard Nixon speaks during the first televised debate while opponent John F. Kennedy watches.  (LIFE PICTURE COLLECTION/GETTY)

Jackie Kennedy watches from the wings.  (LIFE PICTURE COLLECTION/GETTY )

An image from one of the Kennedy-Nixon debates.  (LIFE PICTURE COLLECTION/GETTY )

John F. Kennedy and Richard Nixon after the second debate.   (LIFE PICTURE COLLECTION/GETTY )

John F. Kennedy and Richard Nixon after the first presidential debate.  (LIFE PICTURE COLLECTION/GETTY )