The Horsethief Butte Fire near Wishram went into the evening at 70 percent containment, and all evacuation advisories have been lifted.  Klickitat County Emergency Management indicated 8,538 acres had burned, and 22 miles of fire line established.  No homes were lost and crews are still assessing the extent of damage to outbuildings.  Washington Department of Natural Resources fire investigators are working to determine the cause of the fire.  The Southeast Washington All Hazards Incident Management Team took command of the fire and is working with resources from Washington State Mobilization, Department of Natural Resources, Forest Service and local fire districts.  Highway 14 through the area reopened late Monday morning.  The grass fire started shortly after noon on Sunday in the area of Oak Creek Road, and quickly spread east.