Playoff bubble tight with three races left

Cindric holds a 29-point cushion over Preece. Chastain surged to 7th at Iowa, Berry scored his best finish, Zilisch 11th, Briscoe strong points day, Allmendinger's oval resurgence. The bubble will be decided in the final three regular-season races. Tyler Reddick's freefall adds another layer to the playoff picture.