 In return, 30-second spots advertising WBKO's evening news stories were aired over the radio station.During the 1970s and early 1980s, the call letters were also assigned to sister station WLBJ-FM, operating at 96.7 megahertz under the brands "Natural 97" (Album-Oriented Rock) under the program direction lead of Jay Preston, Greg Pogue & later Dean Warfield, and later an automated "BJ 97" (Adult Contemporary).The call letters of the FM station were changed in the mid-1980s to WCBZ, which reflected ownership of both stations through much of their later history by Bahakel Communications of Charlotte, North Carolina.