Gusty winds and continued dry weather have caused wildfires to flare up in portions of California, including one blaze in San Diego County that exploded in size Saturday afternoon. And the fire threat is not over yet, according to forecasters. A brush fire, dubbed the Southern Fire, flared up in the community of Shelter Valley, California, near Anza-Borrego Desert State Park late Saturday afternoon. The fire was spreading at a "critical rate"...