A National Public Radio station in Colorado has touched off a controversy by deciding that God can't be mentioned in what are essentially commercials. A dentist in the Four Corners area of the Southwestern United States uses the phrase, "Gently Restoring the Health God Created," as a theme in his practice. "It's on our stationary and our appointment cards, and things like that," said Dr. Glenn Rutherford, based in Pagosa Springs, Colo. But when he used the phrase in sponsorship of programs on KSUT-FM, a taxpayer-funded National Public Radio station in the area, the staff wouldn't have it. A...