Last spring, Jon Krakauer, the acclaimed author of "Into the Wild", undertook a magazine assignment about expensive adventure/thrill trips around the world. And, in May, he went with an expedition to Mt. Everest, investigating how wise or safe it is to tackle the world's tallest peak. When disaster struck, killing eight climbers, Krakauer survived by luck, skill, and discipline. Now, he has written the definitive account of this headline-making tragedy.