Nearly a dozen people are believed to be dead -- with the Los Angeles County sheriff saying he expects that number to rise -- as devastating fires spread across Southern California amid dry and windy conditions,

The deadly wildfires roaring through Los Angeles County entered a fourth day on Friday. At least 10 people have been killed, about 150,000 are under mandatory evacuation orders and more than 10,000 homes and other structures have been destroyed,

A brush fire broke out Tuesday near the Pacific Palisades, a coastal neighborhood on the west side of Los Angeles, and quickly exploded.