New Sports Audi R15 Tdi Petit Le Mans RaceBritain’s Allan McNish (pictured) came tantalisingly close to achieving his fifth Petit Le Mans race victory at Road Atlanta on Saturday (26 Sep) and maintaining Audi’s 100% winning record in the annual American sportscar endurance race since the German manufacturer’s debut in 2000.The Dumfries-born double Le Mans 24 Hour race winner and Italian co-driver