By Reid Spencer, NASCAR Wire Service KANSAS CITY, Kan.— Kevin Harvick crashed the Chase for the NASCAR Sprint Cup party. Kyle Busch simply crashed—at a track that continues to bedevil him. And with a bizarre power failure in the last two laps, Johnson failed to cash in decisively on Matt Kenseth’s skittishness with the new tire combination Goodyear brought to Sunday’s Hollywood Casino 400 at Kansas Speedway. The fourth race in the Chase ended as it began, with Harvick out front. The driver of the No. 29 Richard Childress Racing Chevrolet crossed the finish line more than a football field ahead of…

By Reid Spencer, NASCAR Wire Service DOVER, Del.—Jimmie Johnson's run toward a possible sixth NASCAR Sprint Cup Series championship shifted into high gear Sunday at Dover International Speedway. On two fresh tires to polesitter Dale Earnhardt Jr.'s four, Johnson held off his Hendrick Motorsports teammate during a 26-lap green-flag run to the finish of the AAA 400 and made a significant dent in the series lead of Matt Kenseth, who finished seventh. Johnson picked up his fifth victory of the season, his record eighth at the Monster Mile—breaking a tie with Richard Petty and Bobby Allison—and the 65th of his career. The driver…