Dawa Sherpa was found alive after surviving six days alone in the high-altitude death zone of Mount Everest.A cleanup team discovered the guide crawling near the Khumbu Icefall after he had been separated from his client.He was airlifted to a hospital in Kathmandu for treatment of frostbite while his rescue is being celebrated.This miraculous feat of endurance follows a record-breaking climbing season that saw over 1,000 climbers.