A 29-year-old male hiker in Yellowstone National Park required medical care after a surprise encounter with a bear., A 29-year-old is recovering after suffering significant but non-life-threatening injuries to his chest and left arm following a bear attack in Yellowstone National Park., A Yellowstone National Park trail remained closed on Wednesday after a suspected grizzly bear attack left a hiker with serious, non-life-threatening injuries. The 29-year-old man sustained wounds , Bear Injures Hiker at Yellowstone National Park in Surprise Encounter In a rare confrontation, a 29-year-old man suffered injuries to his chest and left arm, park officials said., A 29-year-old man suffered serious injuries in Yellowstone National Park in what federal wildlife officials said could have been a grizzly bear attack. The encounter on Tuesday afternoon, Sept. 16 , Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. A hiker in Yellowstone National Park was injured by a bear Tuesday, marking the park’s .