NASCAR Top-10 Power Rankings

As Christopher Bell said, "I've never been more excited for a 'berth' in my life," Bell said. "And that will also be the case after I have children."

Larson won Stage 1 and held off Christopher Bell down the stretch to win the South Point 400 at Las Vegas.

"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.

Denny Hamlin muscled past Kyle Larson on a late restart and held on to win the HighPoint.com 400, earning his 50th Cup series victory.

Like many drivers, Kyle Busch slammed into the Turn 6 tire barrier and had to be helped out by a tow truck to continue. Busch recovered and charged to a finish of fifth, posting his sixth top 5 of the year.

Ross Chastain started on the pole at Nashville and came on strong in the final stage to win the Ally 400 at Nashville Superspeedway.

Kyle Busch won Stage 2 at Sonoma but couldn't catch Martin Truex Jr. late and settled for the runner-up spot. "I thought I could catch Martin," Busch said. "I gave it my best shot. There's nothing like a charge in 'Wine Country,' except for maybe a 'charge' in 'Tequila Country.'"

Christopher Bell led 100 laps and held off Tyler Reddick to win the Food City Dirt Race at Bristol. Tyler Reddick attempted to catch Bell, but ran out of time and had to settle for second.

1. Joey Logano: Logano started on the pole and was the class of the field at Atlanta, winning Stage 1 and leading 140 on his way to the win in the Ambetter Health 400.