The Rim Fire is now the seventh largest wildfire in California history, growing to nearly 180,000 acres overnight. Over 3,700 firefighters are battling the blaze which is now 20 percent contained. It has destroyed 111 structures, with many more threatened. Late yesterday officials expanded the evacuation area, as the fire continues to spread to the east and southeast. Residents in an area from Mi-Wok to Pinecrest are now being advised to leave their homes.