Vice President Richard Nixon listens as Sen. John F. Kennedy talks during their televised presidential race debate. This photo was made from a television screen in New York, Oct. 21, 1960.
President Obama speaks during a campaign event at University of Colorado Boulder Sept. 2. He and his Republican challenger, Mitt Romney, will have their first debate at the University of Denver on Wednesday.
Pablo Martinez Monsivais/AP
Archbishop John J. Myers stands outside Cathedral Basilica of the Sacred Heart in Newark, N.J. The archbishop has urged followers to assess the presidential candidates for their views on abortion and gay marriage.
Mia Love, the mayor of Saratoga Springs, Utah, addresses the Republican National Convention in Tampa, Fla., on Aug. 28. She's running for Congress against incumbent Democrat Jim Matheson.
J. Scott Applewhite/AP