The man, identified as Dennis Smith of Olympia, Washington, was attempting to hike from the canyon's South Rim to the North Rim, the park service said. The rim-to-rim trek covers a distance of ...

M. Quinn National Park Service A 74-year-old avid hiker died during a rim-to-rim trek in the Grand Canyon, park officials said. Dennis Smith, of Olympia, Washington, became unresponsive at about 4 ...