American Broadcasting Company its territories. ABC News provides news and features content for select radio stations owned by Citadel Broadcasting, which purchased the ABC Radio properties in 2007 (however relaunched in 2014). In the 1930s, radio in the United States was dominated by three companies: the Columbia Broadcasting System (CBS), the Mutual Broadcasting System, and the National Broadcasting Company (NBC). The last was owned by electronics manufacturer Radio Corporation of America (RCA), which owned two radio networks that each ran different varieties of programming, NBC Blue and NBC Red. The NBC Blue Network was created in 1927 for the primary purpose of testing
King Broadcasting Company a subsidiary, King Screen Productions, in 1966, to produce movies. The company financed Michael Roemer's film "The Plot Against Harry", which became famous for having been completed in 1970 but not securing a commercial release until 1990. Although King Screen was closed in the early 1970s, King Broadcasting continued to control the film's rights at the time of the 1990 release. King Broadcasting Company King Broadcasting Company is a Seattle, Washington media conglomerate and a subsidiary of Tegna founded by Dorothy Bullitt. It began with one AM radio station and later an FM radio station, and grew to include a