August 30 2014 Atlanta Oral B USA 500 NASCAR Practice #2 Speeds and Averages Ryan Rantz NASCAR News, Practice Speeds 2014, Atlanta, Atlanta 10 lap averages, Atlanta Oral B USA 500 Average Speeds, Atlanta Ten Lap Averages, Lap Times, NASCAR, NASCAR Average Speeds, NASCAR Practice Speeds Atlanta Oral B USA 500 NASCAR Practice #2 Speeds and 10 Lap More