Breaking: No Snow, Tornados, or Giant Locusts Expected!
Simple as man bites dog. Unusual makes news. Bad makes news. Events that might affect the normal, generally prevailing course of readers' lives makes news. "All still well" doesn't.
And before blaming this strictly on "liberal bias", consider that dull, ongoing, but pro-liberal stories like "new prison rehabilitation program works" or "increase in teacher salaries followed by higher test scores" tend to be just as ignored, in favor of anecdotal, anomolous stories with blood or scandal.