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The 3,500-acre Sheep fire burns near the evacuated mountain town of Wrightwood on October 4, 2009 in Wrightwood, California.

The Sheep fire in the San Gabriel Mountains has forced the evacuation of thousands of residents near the community of Wrightwood. The blaze, which is 20 percent contained, began last weekend and has spread to cover 7,500 acres. Larry Mantle gets an update on fire conditions.

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