Quaker State 400
2015: NASCAR on NBC returned with the fifth running of the Quaker State 400, aired live on NBCSN, The race had a new track record of eleven caution periods for 49 laps, Carl Edwards went three wide underneath his teammate to take the lead with 54 laps to go, He got loose in turn 1 and Hamlin took back the lead with 53 laps to go. Kyle Larson made an unscheduled stop for a tire rub with 51 laps to go, Kyle Busch regained the lead with 50 laps to go, The left rear tire from Larson's car wasn't fixed, and it went went flat and sent the car into the wall in turn 1.