Responding to widespread criticism, Fox execs have changed their minds about not airing any of presidential debates; the network now will offer them on a tape-delay basis. In related news, presidential candidate George W. Bush makes his first visit to Late Show With David Letterman on Oct. 19.... The ongoing Screen Actors Guild strike against the ad industry entered its 156th day on Monday, making it the longest work stoppage in Hollywood history.... Napster got another stay of execution on Monday, when a three-judge panel decided not to shut down the controversial Internet-based song-swapping service, pending further deliberation. — Michael Ausiello and Rich Brown