Matt Kenseth stands fifth in the points standings and seems a lock to make in into NASCAR's Chase for the Sprint Cup championship when the 10-race playoffs begin in three weeks at Chicagoland Speedway. ''I never feel like you're a lock for anything until you're really a lock for something,'' Kenseth said Friday at Bristol Motor Speedway, the first of those short tracks to be navigated in the next three races. We want to win.'' He's still in a lot less precarious position than, say, Greg Biffle. Three drivers - Kasey Kahne, Austin Dillon and Kyle Larson - are within 24 points of Biffle, and the list of non-winners also includes very capable drivers like Kahne, Paul Menard and Jamie McMurray. More...