Mason Diaz makes his way to the Care Center from an ambulance after wrecking during a NASCAR Xfinity Series auto race on Friday, Aug. 16, 2019, in Bristol, Tenn. (AP Photo/Wade Payne)

Kyle Busch makes his way around the track during the NASCAR Xfinity Series auto race Friday, Aug. 16, 2019, in Bristol, Tenn. (AP Photo/Wade Payne)

Tyler Reddick (2) leads Justin Allgaier (7) during the NASCAR Xfinity Series auto rac Friday, Aug. 16, 2019, in Bristol, Tenn. (AP Photo/Wade Payne)

Kyle Busch (18) leads Austin Cindric (22) and the rest of the field down the back stretch during a NASCAR Xfinity Series auto race Friday, Aug. 16, 2019, in Bristol, Tenn. (AP Photo/Wade Payne)

Justin Allgaier (7) leads Tyler Reddick (2) during the NASCAR Xfinity Series auto race Friday, Aug. 16, 2019, in Bristol, Tenn. (AP Photo/Wade Payne)