Fire crews battling the Cold Creek Fire hope to have it fully contained by Sunday.

Ron Fryer with the South East Interagency Incident Management team said Investigators have determined the fire was human started.

The fire closed down roads near the Hanford Nuclear Reservation on Thursday.

The almost 42-thousand acre fire is 60-percent contained.

There are 212 firefighters on the scene.

No structures were damaged and there were no injuries.

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