Editor’s Note: “Close Encounters: Tourists in the Wild” on The Whole Story with Anderson Cooper takes us to Yellowstone National Park, where visitors behaving badly can lead to dangerous encounters ...

(CNN) — Shayne Burke let out a scream. A grizzly bear had just taken a “good chomp right to the bone” on his leg. The bear dropped him. “And then she was up on my back, and then just went to bite down ...

A tourist was attacked and seriously injured by a grizzly bear during a "surprise encounter" at a national park. The 35-year-old Massachusetts man was walking on Signal Mountain Summit Road in Grand ...