A Test Of Man

A 24-hour race is a crucible for drivers, crew members and race cars alike. Deprived of sleep, with muscles aching, heads throbbing and windshield wipers wiping, they push themselves past their limit lap after grueling lap. Through the heat, through the night, though the years, true racers return every January to hallowed ground—Daytona International Speedway. But for Audi teams, their bulletproof R8 LMS GT3 vehicles place more of the burden on the men and women than the machines.