NASCAR CUP & XFINITY SERIES RACES FROM ATLANTA MOTOR SPEEDWAY PRESENTED SATURDAY AND SUNDAY ON NBCSN
Cup Series Pre-Race Coverage Begins Sunday at 3 p.m. ET on NBCSN; Xfinity Coverage Gets Underway at 3 p.m. ET on Saturday Final Pair of NASCAR Races on Current Atlanta Motor Speedway Track Configuration Dale Earnhardt Jr. and William Byron to Host iRacing Simulation on New Atlanta Motor Speedway Configuration During Pre-Race Coverage Motocross Southwick …