BRISTOL, TN - AUGUST 21: Martin Truex Jr., driver of the #78 Bass Pro Shops/NRA Museum Toyota, leads a pack of cars during the NASCAR Sprint Cup Series Bass Pro Shops NRA Night Race at Bristol Motor Speedway on August 21, 2016 in Bristol, Tennessee. The race was delayed due to inclement weather on Saturday, August 20. (Photo by Brian Lawdermilk/Getty Images)