Rescuers in Yellowstone National Park searched the area of Eagle Peak on Sunday in an effort to find a park concession worker who failed to check in at the end of a personal trip, authorities said.

She reportedly had slurred speech, her lips were blue and she was losing muscle coordination and was unstable walking.

Rescuers said they’re continuing to search for the missing hiker. Screengrab from Red Lodge Fire Rescue's Facebook page A search is underway for a hiker who vanished after being swept away in a ...

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