Update 9/12: WGN.FM will debut on Friday, September 13 with the Jonathan Brandmeier show running from 6 to 9am Central. Brandmeier will be joined by longtime sidekick Buzz Kilman and sportscaster Harry Teinowitz. Original Report 8/22: On Tuesday, Tribune Company's 720 WGN Chicago announced plans to move morning host Jonathan Brandmeier to an FM station