W ATKINS GLEN, N.Y. — Justin Marks says that Trackhouse Racing development driver Connor Zilisch is eyeing how he can continue to race for the Xfinity regular season title after suffering a broken left collarbone in a fall from his car in victory lane Saturday at Watkins Glen.

Connor Zilisch, the NASCAR Xfinity Series points leader, picked up another win on Saturday but his celebrations quickly came to an unexpected end when he broke his collarbone slipping off his car.