Here are the details for the second half of NASCAR's weekend doubleheader at Michigan International Speedway.

Kevin Harvick had praise for the first use of the choose rule in a points race at Michigan, second-place finisher Brad Keselowski is "agnostic" about it.

Chris Buescher will start on the pole for Sunday's race at Michigan by virtue of his 20th-place finish in Saturday's race.

Kevin Harvick takes home his fifth Cup Series win of the season after a wild OT battle in Michigan.

Here is what drivers were talking about after the race.

Bubba Wallace lauds NASCAR's use of the choose rule at Michigan and reveals that there's a "big deal on the line."

Bubba Wallace finished ninth and told NBCSN that a potential deal will send his Richard Petty Motorsports team “over the top if we can get it done."

Martin Truex Jr. is proud of the No. 19 after a top-three finish at Michigan despite making contact with Tyler Reddick in the No. 8, flattening both tires, and going a lap down.

Ryan Blaney talks about the newly implemented choose rule and shares what he learned from it during the NASCAR Cup Series race at Michigan.

Kyle Busch talks about a heated day at Michigan and looks ahead to the second leg of the Cup Series doubleheader.

Here is how the field finished behind winner Kevin Harvick at Michigan International Speedway.

Kevin Harvick holds off Brad Keselowski during the green-white-checkered overtime finish at Michigan to collect his fifth NASCAR Cup Series victory of the season.

Kevin Harvick analyzes the green-white-checkered finish that led to his Michigan win and assesses his chances for pulling off the doubleheader sweep on Sunday.

See where everyone finished in the Xfinity Series race held Saturday at Road America and won by Austin Cindric over AJ Allmendinger.

Austin Cindric wins at Road America for his fourth Xfinity Series victory in the last five races.

Green flag for Saturday's Cup race at Michigan, the first of a weekend doubleheader, is now scheduled for 5:02 p.m. ET on NBCSN.

Jimmie Johnson will start at the rear for Saturday's NASCAR Cup race at Michigan International Speedway after two inspection failures before the race.

NASCAR penalizes the teams of Ryan Newman and Chris Buescher, confiscating the spoilers on both cars before Saturday's race at Michigan.

Xfinity Series race at Road America has resumed after a nearly 1 hour and 33 minute weather delay. Teams can decide between wet and rain tires.

Green flag for the annual NASCAR Xfinity Series race at Road America is scheduled for 12:22 p.m. ET. The race will air on NBCSN.

Here is how the field finished behind Zane Smith.

Zane Smith passed Christian Eckes on the last lap of double overtime to score his first career NASCAR Truck Series win Friday at Michigan.

NASCAR driver Brandon Brown forged a deep bond with his father as they raced together for years. Brown now races alone as his father battles cancer.

The state of South Carolina has approved Darlington Raceway to host a limited amount of fans for the Sept. 6 Southern 500.

Johnny Sauter's Truck Series team was docked 10 owner and driver points and his crew chief was ejected for a pre-race inspection violation.

After his hard-fought win at New Hampshire Motor Speedway, Michigan's own Brad Keselowski looks to capture the checkered flag for the first time at his home track.

The biggest development yet in NASCAR's Silly Season was the news that Erik Jones won't return to Joe Gibbs Racing in 2021.

Joe Gibbs Racing announced Thursday night that Erik Jones will not remain with the Cup team after this season.

Toyota Racing Development President David Wilson said if Toyota, JGR can't secure deal to keep Christoper Bell, "then he's got to do what he's got to do."

After primarily creating lineups via random draw since May, NASCAR will now use competition-based performance metrics.

After getting a tryout in the July 15 All-Star Race, NASCAR will introduce the choose rule this weekend in races at Michigan International Speedway.

Chandler Smith will lead the field to green in Friday night's race at Michigan International Speedway.

Joey Logano drew the pole position for Saturday's race in NASCAR Cup race at Michigan International Speedway. Denny Hamlin will start second.

For the third consecutive race, a random draw has put Michael Annett on the pole.

Spencer Davis is the third NASCAR driver confirmed to have tested positive for COVID-19.

NASCAR unveiled the remaining 2020 schedule for all three of its national series, plus ARCA. The Cup postseason begins Sept. 6 at Darlington.

NASCAR Cup, Xfinity and Truck teams are in action this weekend.

The top four spots remain unchanged from last week's rankings as the series heads to Michigan for this weekend's doubleheader.

NASCAR penalizes Xfinity owner Mario Gosselin and driver Alex Labbe for violation of private testing policy last weekend at Daytona road course.

A combination of factors, exacerbated by the coronavirus pandemic, led to Tuesday's announcement that Leavine Family Racing has been sold.

Here are the entry lists for Cup, Xfinity and Truck teams this weekend.

Chip Ganassi Racing announces it has made a crew chief change to the No. 42 team of Matt Kenseth. Engineer Phil Surgen takes over as crew chief.

Chase Elliott discussed on SiriusXM NASCAR Radio the direction NASCAR is going with its changes this year and the performance of his team this season.

Leavine Family Racing owner Bob Leavine announces that the NASCAR Cup team has been sold. He did not name a buyer for the team.

Greg Zipadelli to fill in for Johnny Klausmeier, who will serve a one-race suspension, at Saturday's Cup race at Michigan.

Team Penske extends contract with former Cup champion Brad Keselowski a day after his victory at New Hampshire Motor Speedway.

Special paint scheme will be run at Phoenix in November to pay tribute to Jimmie Johnson in his final full-time Cup season.

William Byron continues to hold the final playoff spot with six races left in the regular season.

Sunday's NASCAR Cup race at New Hampshire begins a stretch of races with a similar race package that may foretell the title contenders.

Truck Series driver Stewart Friesen and his wife, Jessica, placed first and second in a modified race in New York on Saturday night.