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A Los Angeles County Firefighter helicopter drops water on a wildfire burning through 3,600 acres of the Angeles National Forest on Tuesday Sept. 4, 2012 near Glendora, Calif. It could be a week before firefighters can contain the blaze because of high temperatures and rugged terrain in thick brush that hasn't burned in a couple of decades. (AP Photo/Nick Ut)

Wildfire rages near L.A.

A 3,600-acre fire in the San Gabriel Mountains near Los Angeles chewed through thick brush in steep terrain that hadn't burned in two decades amid hot, dry conditions. (Sept. 5)