CRESTLINE, Calif. --
More than 400 firefighters battled a stubborn wildfire in the San Bernardino National Forest on Wednesday on the edge of Silverwood Lake, north of Crestline.Since flames broke out shortly before 5 p.m. on Tuesday, the fire has charred about 100 acres and is about 10 percent contained. The fire is burning in steep terrain, but so far, no homes are threatened.
All highways in the area are open, and no evacuations are in place.
The cause of the fire has not yet been determined.