Mitt Romney was 13 years old and Barack Obama had not been born when an energetic-looking John Kennedy, 43, and a tired-looking Richard Nixon, 47, walked into the WBBM-TV studio in Chicago for the first general election debate between presidential candidates. It is generally held that television viewers felt Kennedy won the first debate, while those listening on radio, unaware of Nixon's improvised makeup, felt Nixon won. That's probably overstated. Contemporary accounts suggest most viewers felt both candidates did well, while the single poll of radio listeners had a small sample possibly tilted toward pro-Nixon rural areas lacking TV reception....