Family sues survival school after death of fit 29-year-old on wilderness course"Dave is dead." The words came at the end of the second day of what was supposed to be a character-forming experience, a chance for 12 people to "experience the wilderness to the fullest". Instead, the trek through the mountains and desert of Utah in the mid-western US left David Buschow, a fit 29-year-old US air force veteran and security guard from New York dehydrated and hallucinating, his eyes bulging and tongue swollen. Less than 10 hours after setting off from the group's overnight camp on the second day,...