Video captured by an onlooker showed a massive mudslide moving through a mountainous neighborhood in California. The mudslides and debris flows knocked down trees, plowed into homes and trapped drivers for 10 hours after several Southern California communities were hit by heavy rain, authorities said. Authorities rescued 10 people traveling in at least six vehicles who were stranded on state Route 38 in the area of Jenks Lake, near the San Bernardino National Forest, the fire district said. | 10

A home teetering on the edge of a crumbling hillside in Guerneville illustrates the erosion and landslide threat in the unincorporated Sonoma County community. In neighborhoods along the Russian River Valley, residents have faced frequent evacuation warnings, with 63 homes recently being asked to be prepared to leave as crews responded to what authorities say may be construction-related erosion, not a mudslide. | KPIX CBS San Francisco Bay Area