The NASCAR Sprint Cup Series moves from the longest race of the season to a track that is one of the most demanding, Dover International Speedway. Dover is a fast, high-banked 1-mile oval where Roush Fenway Racing dominated last fall. But can Greg Biffle, Matt Kenseth and Carl Edwards repeat their success at Dover? SceneDaily.comâs Bob Pockrass looks into Dover and which driver might be good there in this weekendâs Autism Speaks 400.