Firefighters battling northern California's fast-moving wildfires say they have never seen anything like it.
Five people have died in the fires, including a woman and her two great-grandchildren, and more than 38,000 people in the Redding area have been ordered to leave their homes
US correspondent Richard Arnold told Mike Hosking the fires are out of control.
"It feels like California is burning, and much of it is. I can see two of the fires from my place."
LISTEN ABOVE AS RICHARD ARNOLD SPEAKS TO MIKE HOSKING