WFAN (AM) sell off one of its radio networks. The company decided to keep the Red Network, and it was rebranded as the NBC Radio Network after the Blue Network was divested to Edward J. Noble, which was later renamed the American Broadcasting Company (ABC). WEAF's call letters were changed to WNBC in 1946, then to WRCA in 1954, and back to WNBC in 1960. During the 1960s, WNBC relied less on network programming and adopted a talk format, followed by a switch to a MOR music sound. The station spent much of the 1970s and early 1980s flipping between the Top
Turner Broadcasting System and the Turner Broadcasting campus off Techwood Drive in Midtown Atlanta, which also houses Turner Studios. Across Interstate 75/85 from the Techwood campus is the original home of Turner's WTBS superstation (now separated into its TBS cable network and Peachtree TV), which today houses the headquarters of Adult Swim and Williams Street Productions. Turner Broadcasting System traces its roots to a billboard company in Savannah purchased by Robert Edward Turner II in the late 1940s. Turner grew the business, which later became known as Turner Advertising Company. Robert Edward Turner's son, Ted Turner, inherited the company when the elder Turner