KANSAS CITY, Kan. (AP) - Clint Bowyer is perpetually happy whenever he comes to Kansas Speedway, feeling as if he's at home just a short drive from where the Emporia native first achieved racing stardom.His smile came a little less carefree on Wednesday.Bowyer squeezed into the Chase for the Sprint Cup championship last weekend at Richmond, and joined a dozen other drivers for testing at Kansas ahead of this weekend's race at Chicagoland Speedway.