KNOXVILLE KNOCKOUT: Gravel & Swindell Charge to Strong Finishes at Knoxville
Gravel heads west for second time while Swindell heads east to for duel
CARLISLE, PA. - August 15, 2016 - There is no race a sprint car driver wants to win more than the 5 Hour ENERGY Knoxville Nationals. It only comes around once a year. And each time you race in the four day extravaganza, you learn something new.