Le Saux , overcome by deep fatigue , falls asleep in the forest and is woken up 3 hours later by some volunteers of the race who were concerned .
Volunteers had n't seen Le Saux arrive at the Ollomont life base .
Le Saux , overcome by deep fatigue , falls asleep in the forest and is woken up 3 hours later by some volunteers of the race who were concerned because they had n't seen him arrive at the Ollomont life base .