CBS says the show will have its final episode in September. Like most daytime dramas, "Guiding Light" has suffered from declining ratings and CBS is looking for a lower-cost alternative to the hour of programming.
The Guinness Book of World Records has cited it as the longest-running television drama.
It began as a 15-minute serial on NBC Radio in January 1937 and debuted on CBS television in 1952, focusing on the Bauer family of Springfield.
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