NASCAR overhauled its championship format Thursday, creating an elimination, winner-take-all system designed to reward ''the most battle-tested'' driver at the end of the season. The remaining four drivers will go to the season finale with an equal chance to win the championship: The first of the four drivers to cross the finish line will be crowned Sprint Cup champion. It's as simple as it gets,'' NASCAR Chairman Brian France said. It's the fourth and most radical change to either the points or championship format since France created the Chase for the Sprint Cup championship system in 2004. More...