ESPN recently announced that through its first 50 national NBA telecasts, viewership is up 7% compared to last season, averaging 1.72 million viewers per telecast. In a TV marketplace where viewer declines are the norm, those are good numbers. But the ratings story that continues to pass under the radar is the sizable ratings increases being produced by several of the Comcast Regional Sports Networks, which includes not only CSN Bay Area, home network of the NBA-leading Golden State Warriors, but also CSN Chicago, CSN New England and CSN Sacramento. John Consoli has the story.