"Examines the extraordinary life of legendary backcountry ranger Randy Morgenson and his mysterious disappearance in California's unforgiving Sierra Nevada. Over the course of 28 summers in this craggy wilderness, Morgenson became a celebrated ranger in the National Park Service. For Morgenson, who as a young man honed his mountaineering skills in the Himalayas, this was more than a job--it was a calling. He became fiercely devoted to preventing outside...