NASCAR officials approved a waiver to Austin Hill, allowing him to remain eligible for the Xfinity Series Playoffs despite missing a race.

NASCAR.com's Pat DeCola ranks the top 20 Cup Series contenders after the Iowa Corn 350 at Iowa and before Sunday's race at Watkins Glen.

Ride along with the No. 23 Toyota driven by Bubba Wallace as the Brickyard 400 winner gallops through the field to finish sixth at Iowa.