BBC: More than 500,000 people have been ordered to leave their homes to escape wildfires in California in the biggest US evacuation since Hurricane Katrina.
Fierce winds are fanning fast-moving fires that have ravaged land from Santa Barbara to the Mexican border.
The fires have left one dead, destroyed 1,300 homes and businesses, and are threatening 68,000 more properties.
President George W Bush will visit the state on Thursday, after declaring a state of emergency in seven counties. Wildfires force California exodus (more)
WATCH BBC VIDEO:
Fires Spread to San Diego
Mark Alexander
