DAYTONA BEACH, Fla.? Below are the 2013 Chase for the NASCAR Sprint Cup clinch scenarios for Saturday night's Federated Auto Parts 400 at Richmond International Raceway, the final race before the Chase field is set. Six drivers have clinched top-10 spots in the Chase: Jimmie Johnson, Clint Bowyer, Kevin Harvick, Carl Edwards, Kyle Busch and Matt Kenseth. Kasey Kahne, on the strength of two wins, has clinched at least a Wild Card spot. More...