Ryan Blaney passed Kyle Larson for second on lap 292 and held the position to claim the championship as Ross Chastain took the win at Phoenix. It is Blaney's first Cup championship.
Ryan Blaney passed Aric Almirola for the lead with 22 laps to go and pulled away to win the Xfinity 500 at Martinsville, winning his way into the Championship 4.
"I already had my spot in the Round Of 8 sewed up," Byron said, "so I was out there just enjoying a leisurely Sunday drive. But things always get a lot less leisurely once I park the car for a NASCAR inspection."
Ryan Blaney won Stage 1 at Talladega Superspeedway and held off Kevin Harvick in a wild finish to win the YellaWood 500 and lock in his spot in the Round Of 8.
William Byron took charge on the final restart, overtaking Chase Briscoe and Bubba Wallace for the lead on Lap 262. Byron held on to win the AutoTrader EchoPark Automotive 400 at Texas.
Kaulig Racing's No. 10 Chevrolet team, Joe Gibbs Racing's No. 18 Toyota team, Richard Childress Racing's No. 21 Chevrolet team and Young's Motorsports' No. 42 Chevrolet Camaro team were fined $5,000 apiece due to an improper/loose lug nut discovered on their respective entries following Saturday's Xfinity event at Homestead.
In seven NASCAR CRAFTSMAN Truck Series starts at Martinsville (Va.) Speedway, Spire Motorsports has collected one win, three top-five and five top-10 finishes
Ford teams in all three of NASCAR's top series will be in action once again as another tripleheader is scheduled for this weekend at historic Martinsville Speedway.