Kyle Busch races to 100th Xfinity win in return to Nashville

Kyle Busch has water poured on him by his son, Brexton, after winning a NASCAR Xfinity Series auto race at Nashville Superspeedway Saturday, June 19, 2021, in Lebanon, Tenn. (AP Photo/Mark Humphrey)

Kyle Busch does a burnout at the finish line after winning the NASCAR Xfinity Series auto race Saturday, June 19, 2021, in Lebanon, Tenn. (AP Photo/John Amis)

Kyle Busch celebrates with the guitar trophy after winning the NASCAR Xfinity Series auto race at Nashville Superspeedway on Saturday, June 19, 2021, in Lebanon, Tenn. (AP Photo/Mark Humphrey)

Kyle Busch (54) leads Justin Allgaier (7) during a NASCAR Xfinity Series auto race at Nashville Superspeedway, Saturday, June 19, 2021, in Lebanon, Tenn. (AP Photo/Mark Humphrey)

Kyle Busch celebrates with the fans after winning the NASCAR Xfinity Series auto race at Nashville Superspeedway on Saturday, June 19, 2021, in Lebanon, Tenn. (AP Photo/Mark Humphrey)