In this 1960 file photo, Sen. John F. Kennedy, D-Mass., right, speaks and Vice President Richard M. Nixon listens during the fourth presidential debate from a New York studio.
In this 1960 file photo, Sen. John F. Kennedy, D-Mass., right, speaks and Vice President Richard M. Nixon listens during the fourth presidential debate from a New York studio. Associated Press file
In this 1960 file photo, Sen. John F. Kennedy, D-Mass., right, speaks and Vice President Richard M. Nixon listens during the fourth presidential debate from a New York studio. Associated Press file