The NASCAR Xfinity Series returns to Sonoma Raceway for back-to-back weeks with a road-course showdown in wine country (Sat., 4:30 p.m. ET, The CW, PRN Radio, SiriusXM NASCAR Radio). ENTRY LISTS: Cup Series | Xfinity Series Fresh off a weekend sweep on the streets of Chicago,

The NASCAR Xfinity Series season continues with The Loop 110 at the Chicago street course. See Saturday's starting lineup here.

Since the inaugural event two years ago, the Cup and Xfinity series have been affected by inclement weather. After both series’ races were shortened by thunderstorms in 2023, the Cup Series ended 17 laps short of the full distance last year because of rain delays.