The story

A wildfire that destroyed more than 200 structures, including several mansions in a community where celebrities own homes, was sparked by a bonfire that its makers apparently thought was extinguished, authorities said.

The wildfire -- one of three that destroyed more than 800 structures in Southern California since last week -- started Thursday, hours after 10 young adults left a private Santa Barbara County estate where they had gathered around a bonfire, Sheriff Bill Brown said.

The 10 apparently thought they had extinguished the bonfire Thursday morning, Brown said. Read full article »

CNN's Kara Finnstrom and Dawn Tamir contributed to this report.

All About Wildfires • California