A 35-year-old man was injured in a bear attack while hiking on the Highline Trail at Glacier National Park. Despite his injuries, he managed to walk over a mile to reach a rescue helicopter. The incident has led to the closure of a section of the trail as park officials respond to safety concerns regarding bear encounters. This encounter is part of a broader issue with bear activity in the area, prompting additional caution for hikers. The specific details of the attack are still under investigation.