Horses stand in a pen as fire threatens the Bonita neighborhood in San Diego, California. More than 300,000 people have been evacuated and around 1,000 homes destroyed as ferocious wildfires raged unchecked for a third day across California on Tuesday.(AFP/Getty Images/Eric Thayer)

The southern California wildfires are shown in this satellite image provided by NASA on October 23, 2007. Wildfires burned unchecked today in southern California with hundreds of thousands of people forced to evacuate, and at least 700 homes destroyed.
REUTERS/NASA/Handout (UNITED STATES)

Police cars drive by as smoke billows to the sky above spreading fires 22 October 2007 in Stevenson Ranch, California. Half a million Californians have been ordered to evacuate their homes and flee the spreading wildfires blazing across southern California Tuesday.(AFP/Getty Images/J. Emilio Flores)

UPDATES with latest info; Map shows wildfires in California.

High winds drive hot embers smoldering in the Malibu Hills, Monday, Oct. 22, 2007, in Malibu, Calif. A wildfire driven by powerful Santa Ana winds forced the evacuation of hundreds of homes in the Malibu Hills and briefly threatened a university Sunday. Flames destroyed a church and several homes, one of them a landmark castle. Streaks at bottom center are embers blown in the wind during a long exposure. (AP Photo/Damian Dovarganes)

Burned homes surround an unburned home after wildfires in San Diego County near Rancho Bernardo, Calif., Tuesday, Oct. 23.  (AP Photo/Chris Carlson)

A wildfire rages across Interstate 15 and into North San Diego County resort in Fallbrook, Calif., Monday, October 22, 2007. (AP Photo/Chris Carlson)

A helicopter drops water 22 October 2007 in Stevenson Ranch, California. Half a million Californians have been ordered to evacuate their homes and flee the spreading wildfires blazing across southern California Tuesday.
(AFP/Getty Images/J. Emilio Flores)

Interstate 15 near Reche Road is shut down as the Rice Fire jumps the freeway and destroys at least 100 homes 22 October 2007. More than 300,000 people were evacuated across California on Tuesday as wildfires raged across the state, prompting President George W. Bush to declare an emergency.(AFP/Getty Images/File/David McNew)

A California Department of Forestry helicopter moves in close to wildfire flames to make a water drop over the Del Dios neighborhood of Escondido, Calif. Tuesday, Oct. 23, 2007.
(AP Photo/Denis Poroy)

The Orange County Fire burns east of Irvine, Calif. on Monday, Oct. 22, 2007. Wildfires fanned by fierce desert winds consumed huge swaths of bone-dry Southern California, burning buildings and forcing more than 265,000 evacuations from Malibu to San Diego, including a jail, a hospital and nursing homes.
(AP Photo/Chris Carlson)

Homes burn up in flames at the Valley Oaks mobile home park along Reche Road, west of Interstate 15. Half a million Californians have been ordered to evacuate their homes and flee the spreading wildfires blazing across southern California Tuesday.(AFP/Getty Images/David McNew)

Two people watch as fire threatens the Bonita neighborhood in San Diego, California. More than half a million people were ordered to evacuate across California on Tuesday as ferocious wildfires raged unchecked for a third day, destroying more than 1,000 homes.(AFP/Getty Images/Eric Thayer)

Llamas and goats look for shelter on the edge of the road from the burning wildfire driven by powerful winds in the Silverado Canyon on Santiago Road Tuesday, Oct. 23, 2007, in Silverado, Calif. A wildfire driven by powerful Santa Ana winds forced the evacuation of hundreds of homes in Southern California.
(AP Photo/Damian Dovarganes)

Mission Bay in San Diego is a temporary home for livestock that were evacuated due to wildfires from numerous communities in San Diego County, Calif., Tuesday, Oct. 23, 2007.
(AP Photo/Chris Carlson)

The sun appears through the smoke from the Harris wildfire over Mt. San Miguel in San Diego County, Calif., Tuesday, Oct. 23.
(AP Photo/Chris Carlson)