The NASCAR Cup Series and Xfinity Series were at Iowa Speedway for the Iowa Corn 350 and the Hy-Vee Perks 250.

Follow along for live updates and highlights from the second NASCAR Cup Series race at Iowa Speedway, the Iowa Corn 350, today.

Another oval, another fuel-mileage race. William Byron reminds us why he's a contender. And more from the Cup Series race in Iowa.

Hendrick Motorsports czar Chad Knaus admitted he was proud Kyle Larson's day in Iowa despite the driver reacting poorly to his teammate Chase Elliott.

Kyle Larson wasn’t happy on the radio after a string of incidents , some involving teammates and title contenders , left him ...

NEWTON, Iowa — A look at the winners and losers from Sunday’s Cup race at Iowa Speedway.

Tensions boiled over between Hendrick Motorsports teammates Kyle Larson and Chase Elliott during the Iowa Corn 350. After a ...

NASCAR's Kyle Larson had free smoke for everybody on Sunday — including one of his Hendrick Motorsports teammates — after ...

After a rough five-race stretch that included a single top 10, Kyle Larson appeared to have turned things around in his last two races, recording a fourth at Dover two weeks ago and finishing ...

William Byron and his crew chief, Rudy Fugle, didn’t exactly have plans to run the final 145 laps of Sunday’s NASCAR Cup Series event at Iowa Speedway on a sing ...

William Byron was the class of the field when it mattered on Sunday (Aug. 3) at Iowa Speedway, winning the Iowa Corn 350 by 1 ...

But the strategy paid off for William Byron, who drove his No. 24 Chevrolet to victory in the 2nd NASCAR Cup Series race at ...