>> we decided on june 1 and barring satellite problems in the future, we won't be signing off until the world ends. >> there was a widespread belief there was a fool's errand. how could this possibly find an audience? well, he did. >> ready, camera three. >> good evening. i'm david walker. >> i'm lois harp. >> television news before this was stuff that had already happened. for the first time, cnn brought the world to people in realtime. >> cnn, the world's most important network. >> i didn't do cable news network because somebody told me it couldn't be done. i figured it was a very viable concept, and i went ahead and did it. it was after we announced that we were going to do it that the detractors showed up. >> is cable news network just going to be a new means of delivering the same kind of fare? >> no. it already does provide different fare. cable news network is a perfect and maybe the best example of