Reading that it sounds like his main feat was to keep running. If you do the math a 5 day/4 night race with 18hrs running a day by the other competitors gave hi

Reading that it sounds like his main feat was to keep running. If you do the math a 5 day/4 night race with 18hrs running a day by the other competitors gave him a 24 hour time advantage over them. That's real endurance!