Authorities are searching for a 66-year-old woman who went missing in Grand Canyon National Park last week after not returning to her bus tour. Martha Overholser, who was on a commercial tour, was ...

M.Quinn National Park Service A 66-year-old woman never returned to her tour bus at the Grand Canyon National Park in Arizona, rangers said. She’s been missing for over a week.

GRAND CANYON, Ariz. — Authorities are searching for a 66-year-old woman who went missing during a commercial bus tour at the Grand Canyon. The National Park Service said Martha Anne Overholser ...

LAS VEGAS (FOX5) — A family has filed legal action against a Las Vegas-based tour company and its bus driver after a 66-year-old man died when a bus broke down on its way to the Grand Canyon in ...

M.Quinn National Park Service A 66-year-old woman never returned to her tour bus at the Grand Canyon National Park in Arizona, rangers said. She’s been missing for over a week.

M.Quinn National Park Service A 66-year-old woman never returned to her tour bus at the Grand Canyon National Park in Arizona, rangers said. She’s been missing for over a week.