The NASCAR Craftsman Truck Series is back under the lights Friday night for short-track action at Richmond Raceway (7:30 p.m. ET, FS1, NASCAR Racing Network Radio, SiriusXM NASCAR Radio). A driver change will take place starting this weekend at Richmond ...

Both NASCAR's Xfinity and Cup Series wrap up their Round of 12 playoff segment this weekend, while the Truck Series opens its Round of 12. And we have some bonus revs. NASCAR's sports-car division, IMSA, includes several racing series of its own.