Debbie Wagner, who has spent all but 14 months of her 29-year media career in Tucson ” and is as responsible as any executive for the success of the “Johnjay and Rich morning radio show ” has left the market. She was promoted by her bosses to take over as president and market manager of Clear Channel Communications’ seven radio stations in San Diego.In Tucson, Director of Sales Tom Zlaket Jr., was named acting market manager.Wagner’s appointment to her new position must have come suddenly. Not only was it effective immediately, Dec. 18, but source]