CBS a 23.8 share in 1949 to 5.4 in 1953. By 1952, "death seemed imminent for network radio" in its familiar form; most telling of all, the big sponsors were eager for the switch. Gradually, as the television network took shape, radio stars began to migrate to the new medium. Many programs ran on both media while making the transition. The radio soap opera "The Guiding Light" moved to television in 1952 and would run for another 57 years; Burns & Allen, back "home" from NBC, made the move in 1950; Lucille Ball a year later; "Our Miss Brooks" in 1952
Soap opera story was completely resolved by the end of the episode, and there were no end-of-episode cliffhangers. After the first couple of seasons, all three shows changed their story format to that of a pure soap opera, with interwoven ongoing narratives that ran over several episodes. "Dynasty" featured this format throughout its run. The soap opera's distinctive open plot structure and complex continuity was increasingly incorporated into American primetime television programs of the period. The first significant drama series to do this was "Hill Street Blues". This series, produced by Steven Bochco, featured many elements borrowed from soap operas, such as