Begins his stock car racing career with two starts in the NASCAR Busch Series, competing at both Phoenix and Miami for Penske Racing. Captures his third IndyCar Series Championship, marking the first series title for the team, driving the No. 6 Marlboro Team Penske Dallara/Honda. Wins his first Indianapolis 500 in dramatic fashion by passing Marco Andretti on the final stretch of the final lap. His .0635 second margin of victory was the second closest in the history of the Indianapolis 500, and his last lap pass marked the first time in the history of the race that the winner has made the winning pass on the final lap. Scores four victories – Indianapolis, Richmond, Kansas and Kentucky. Wins four poles – Homestead, Indianapolis, Texas and Chicago; captures season-ending Marlboro Pole Award bonus. Receives the Scott Brayton Award at the Indianapolis 500 for displaying the character that best exemplifies the racing spirit of the late Scott Brayton.