In this May 8, 2018 photo, a volcano evacuation route sign directs traffic and pedestrians to an area of higher ground near Orting, Wash. should nearby Mount Rainier erupt or trigger a lahar mud flow. The eruption of the Kilauea volcano in Hawaii has geologic experts along the West Coast warily eyeing the volcanic peaks in Washington, Oregon and California, including Rainier, that are part of the Pacific Ocean's ring of fire. (AP Photo/Ted S. Warren)
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