Micah True went off alone on a Tuesday morning to run through the rugged trails of the Gila Wilderness, and now it was already Saturday and he had not been seen again. The search for him, once hopeful, was turning desperate. Weather stoked the fear. The missing man was wearing only shorts, a T-shirt and running shoes. It was late March. Daytimes were warm, but the cold scythed through the spruce forest in the depth of night, the temperatures cutting into the 20s. For three days, rescue teams had fanned out for 50 yards on each side of the marked...