Key facts
- A National Park Service ranger died on Thursday.
- The ranger fell into a crevasse on Mount McKinley.
- The incident occurred during a climbing patrol.
A seasonal National Park Service mountaineering ranger died on Thursday afternoon after falling into a crevasse on Mount McKinley. The incident occurred while the ranger was on a climbing patrol. This marks the latest in a series of deadly incidents on the Alaskan mountain, known for its treacherous conditions.