A week of searching for a missing day hiker at Mount Rainier National Park has so far proven fruitless, prompting a decision by park officials to scale back the hunt.

More than four dozen searchers were working at Mount Rainier National Park on Monday to find a 64-year-old hiker who failed to meet up with his son as planned.

Rescuers at Mount Rainier National Park had little to work with Saturday as they resumed the search for a hiker missing since Wednesday

Washington state’s Puget Sound is a forested metropolis, braided with inlets and bays and ringed by steep, glacier-clad peaks. On the west skyline, the stately, wet Olympic Mountains grab moisture from the ocean clouds to nurture the temperate rain forest of Olympic National Park. To the east the queen-mother’s throne, nearly three-mile-high Mount Rainier, holds court on clear days in its namesake park.