On May 26, 2006—high on the north slope of Mount Everest—climbing guide Daniel Mazur, of Olympia, Washington, was faced with a life-or-death decision. He was climbing toward the summit of Everest when he and his party encountered a most unusual sight. "Mazur, his two clients and a Sherpa guide were just two hours from the 29,035-foot peak… when they came across 50-year-old Lincoln Hall, who was left a day earlier when his own guides believed he was dead.