NBC SPORTS CELEBRATES NASCAR’S THROWBACK WEEKEND AND SEVEN DECADES OF RACING AT DARLINGTON THIS SUNDAY, SEPTEMBER 2 AT 6 P.M. ET ON NBCSN
NASCAR on NBC Surrounds Penultimate Race of Regular Season with More Than 17 Hours of Cup and Xfinity Series Coverage from “The Track Too Tough To Tame” Sunday’s Race Telecast to Feature the Voices of Three of the Most Famous Families in the Sport – Dale Earnhardt Jr., Dale Jarrett, and Kyle Petty …