Jeremy Martin was excited to get through the 2023 Supercross season free of injury, but a violent crash in Moto 2 at Hangtown left him with a broken wrist.

Alex Palou topped the results in an NTT IndyCar Series race for the second time this season, winning at Detroit to extend his championship points lead.

Two-time IndyCar champion Will Power said having Public Enemy rapper Flavor Flav in the Team Penske pits was the highlight of the IndyCar Detroit GP.

Will Power says Alex Palou was "too good" to be caught in Detroit after a runner-up finish, but the highlight of his weekend was gaining Flavor Flav as a superfan.

Jett Lawrence and Hunter Lawrence each won Round 2 in exactly the same fashion as they di Round 1, leaving fans to wonder if they will walk away with the season.

Alex Palou wins the Detroit Grand Prix on the Streets of Downtown Detroit for Chip Ganassi Racing to pad his IndyCar Series points lead over Marcus Ericsson.

Chip Ganassi says the Streets of Downtown Detroit must be Alex Palou's "new favorite track" now after winning to gain 20 points in the championship standings.

Scott Dixon believes his team had the quickest car during the Detroit Grand Prix despite a fourth-place result.

Felix Rosenqvist says it's "never optimal" to race teammates on track, but he believes his actions toward Alexander Rossi were "fair" and have nothing to do with his uncertain future, and that "IndyCar is...

Alexander Rossi is tight-lipped after hard-fought racing with Arrow McLaren teammate Felix Rosenqvist and says afterward "we'll discuss it internally."

Alex Palou recaps his IndyCar win in Detroit and says it's too early for championship talk despite his 51-point lead on Marcus Ericsson in the standings.

Starting from pole position, Alex Palou wins the Detroit Grand Prix on the downtown street circuit to rebound from a pit-road mishap during the Indianapolis 500.

Callum Ilott slams into the back of Kyle Kirkwood during the start of the Detroit Grand Prix, suffering too much damage to continue.

Nolan Siegel bounces back and earns a measure of redemption after tough luck in Race 1, as he emerges victorious in Race 2 during INDY NXT action on the streets of Downtown Detroit.

Information, start times and schedules on how to watch the 2023 IndyCar Chevrolet Detroit Grand Prix, which has relocated to a new downtown street course.

With the first street course pole position of his IndyCar career, Alex Palou qualified first for the starting lineup of the revamped Detroit Grand Prix.

Bryce Ward and Daniel Morad win the Grand Sport (GS) class in the IMSA Michelin Pilot Challenge race at Detroit.

Alex Palou was the lone driver to break into the 1:01s in qualifying, earning him pole position for Sunday's Chevrolet Detroit Grand Prix.

Reece Gold passes Nolan Siegel on the final lap to win the INDY NXT Detroit Grand Prix Race 1 in downtown Detroit.

A bumpy new downtown layout for the Chevrolet Detroit Grand Prix will pose a major challenge for IndyCar drivers as they adapt to the tricky course.

The decision to throw three red flags at the end of the 107th Indy 500 remained a hot topic for Marcus Ericsson and several other IndyCar stars.

After winning the Indy 500 for a record 19th time, Roger Penske never stops and has turned his focus to the Detroit GP and 24 Hours of Le Mans.

After a whirlwind two days in New York, Indy 500 winner Josef Newgarden flew to North Carolina for a simulator session before heading to Detroit.

Chase Sexton has a 78-point lead over the next active driver in SuperMotocross points and cannot lose the top spot by skipping this round.

Kyle Larson became the first driver to win multiple races in the series that he co-owns with his brother-in-law Brad Sweet.

Clinton Fowler joins Jason Weigandt and Jason Thomas for a statistical analysis of Jett Lawrence’s first career Pro Motocross win in the 450 class as well as other riders who've been able to achieve the...

Jason Weigandt and Jason Thomas discuss Chase Sexton’s practice crash and recap the Pro Motocross opener at Fox Raceway, where Honda dominated and Haiden Deegan had an impressive second-place finish.

With the Chevrolet Detroit Grand Prix relocating to a downtown layout, Roger Penske says the reimagined event is bigger than the Super Bowl for the city.

Nate Ryan previews the IndyCar Series Detroit Grand Prix, featuring a reimagining of the race, beginning with a new location on the streets of downtown after years on Belle Isle.

Santino Ferrucci had the best finish of his IndyCar career with a third in last Sunday's 107th Indy 500 but coming so close to a win left him sad.

Tony Kanaan raced in his final Indy 500 on May 28, but the impact he left on the famed race and the fans will long be remembered.

Enzo Lopes narrowly missed the podium with three fourth-place finishes in Supercross races in 2023 and won a heat race in Denver.

Alex Palou still is on top of the NBC Sports' IndyCar power rankings after the Indy 500 as Josef Newgarden and Santino Ferrucci made big jumps.

Jett Lawrence wasted no time getting to the top of the NBC SuperMotocross Power Rankings with a perfect weekend at Fox Raceway in the Motocross opener.

Roger Penske and Dallara executives discussed the tire that went flying over the catchfence during the Indy 500. "We've got to fix that," Penske said.

Leaning on some life lessons imparted by his father and wife, Josef Newgarden finally won the Indy 500 in his 12th attempt: 'It's full circle."

From a record Indy 500 purse of more than $17 million, Josef Newgarden earned $3.666 million, the largest winner's payout in the race's history.

Josef Newgarden won the Indy 500 in his 12th attempting, becoming the first repeat winner in six race results and making a move in the IndyCar points.

Alex Palou led a strong rebound for Chip Ganassi Racing, which put all four drivers in the top seven of the Indy 500 despite disappointments.

Runner-up Marcus Ericsson felt the Indy 500 finish was unfair because the timing of the final red flag resulted in an unusual one-lap shootout.

American Josef Newgarden passes Marcus Ericsson on the final lap to win the 107th Indy 500 for the first time at Indianapolis Motor Speedway for Roger Penske's 19th Indy 500 victory as a team owner.

Josef Newgarden celebrates his first career Indy 500 win by kissing the bricks with his family and team at Indianapolis Motor Speedway.

Dale Earnhardt Jr. details how Josef Newgarden was able to execute a last-lap pass on Marcus Ericsson to win the 107th Indy 500 at Indianapolis Motor Speedway.

Alex Palou unpacks a "tough day" after starting from pole position, leading 36 laps, and finishing fourth following contact on pit lane from Rinus VeeKay.

Roger Penske says over the last two laps he forgot about being a track owner but says he'll "never forget" Josef Newgarden's victory in the 107th Indianapolis 500, his 19th win as a team owner.

An emotional Santino Ferrucci recaps his "bittersweet" third-place result in the 107th Indianapolis 500 for A.J. Foyt Racing.

Marcus Ericsson doesn't think there were enough laps left in the race for the field to do a green-white restart out of the pits and is "very disappointed" because he feels like the race win was taken away...

Josef Newgarden takes a sip of the whole milk, pours it over his head, and puts on the championship ring to celebrate his Indy 500 win in victory lane at Indianapolis, something an emotional Newgarden is so...

The field takes the green and white flag simultaneously and Josef Newgarden rockets past Marcus Ericsson on the final lap to win the Indy 500 at Indianapolis Motor Speedway for the first time in his career.

Josef Newgarden won the first Indy 500 of his career, outdueling Marcus Ericsson in a one-lap shootout to give Roger Penske his 19th win in the race.