While CNN ponders saving itself by merging with ABC and rumors swirl at MSNBC that Phil Donahue's sagging ratings may end up killing off that network for good, the Fox News Channel's "fair and balanced" approach continues to attract new viewers. Confounding conventional wisdom, FNC actually boosted its numbers over last September, when coverage of the 9/11 attacks sent ratings for all three cable networks through the roof. This year FNC's average audience increased a whopping 23 percent over last year's third quarter, reports the Atlanta Journal-Constitution. And while some of that gain parallels a 16 percent increase in the...