As a result, a NASCAR national series bolted on rain tires for only the third time under race conditions in the sport's modern history, throwing a wild wrench into the Nationwide tour's first road-course race of the season. Shortly before the opening pace laps, NASCAR officials ordered teams to install wiper blades in preparation for the advancing weather. The early precipitation subsided but returned in heavier doses covering the entire 4.048-mile layout near the halfway point, forcing NASCAR officials to mandate a change to grooved rain tires for the 38-car field on Lap 27. The one who benefited most was Brendan Gaughan, who once served as a driving instructor at Road America and notched his first NASCAR national series victory since Oct. 11, 2003. More...