The NASCAR Sprint Cup and Nationwide Series will race under the lights at the half-mile Bristol Motor Speedway this weekend with both races airing in prime time. ABC will have a live telecast of the Irwin Tools Night Race at Bristol for the NASCAR Sprint Cup Series on Saturday night, Aug. 24. NASCAR Countdown airs at 7:00pm/et with the races green flag scheduled at 7:43pm/et. The NASCAR Nationwide Series races on ESPN on Friday night, Aug. 23, with Countdown at 7:00pm/et and the green at 7:44pm/et. Also from Bristol, ESPN2 will air Sprint Cup qualifying on Friday at 5:30pm/et.
