The Sprint Cup season has reached the home stretch - a 10-race run to the title that in the past has proven exciting, volatile and unpredictable. If the regular-season finale was any indication, this season's playoff promises more of the same. USA TODAY Sports' Jeff Gluck and Brant James explore the rekindling of feuds, the shocking Ryan Newman rant against former boss and teammate Tony Stewart, and give their picks to make the four-driver finale. Will anyone have the horsepower to beat Toyota, which has dominated so far?