A forest fire in the George Washington National Forest in Page County tripled in size Monday.
As of Monday night, it was still not under control.
Forest crews say the fire is burning 300 acres just northwest of the town of Shenandoah. Crews have closed a service road and a Massanutten Mountain trail.
Forest officials say there are no structures threatened. Forty-three firefighters have been assigned to battle the flames.
The cause of the fire has not been determined.
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