 Knight eventually was replaced as morning announcer by Denny Mills, and returned to the air on his old 1240 frequency on the then-WIST.Other popular announcers on WSOC in those days included Glenn Hamrick, Bill Currie and Jack Callaghan.In the early 1960s, WSOC made the first serious attempt to produce and network the basketball games of the University of North Carolina at Chapel Hill Tar Heels beyond the immediate area of Chapel Hill, Raleigh, and Durham.