This article is part of our NASCAR Barometer series.
Kyle Busch benefitted from changing track conditions to move to the front and win the Overton's 400 at Chicagoland Speedway after banging fenders and bumpers with Kyle Larson on the final lap. The finish was arguably the best of the season, as Larson tracked down Busch to attempt a pass for the lead that put Busch in the wall, only for Busch to come back one corner later to apply his front bumper for the win. That final turn contact sent Larson sliding and Busch into the lead. Larson ultimately recovered to finish second, and both drivers admitted afterward that the contact was just hard racing with no hard feelings toward one another. The fans should have loved the result after a long series of processional races where a dominant driver ruined any true battle for the victory.
The big three drivers still rule the roost, though. Kevin Harvick, Martin Truex Jr., and Busch maintain their stranglehold on the championship as the series enters its traditional second half this coming week with a return to Daytona International Speedway. Austin Dillon won at the track back in February, but that remains Chevrolet's only win this season. Very few have managed to unseat those top three, but restrictor-plate racing can often produce some unexpected results.
Kyle Busch – A mid-race change in weather played perfectly into Busch's hands. The Joe Gibbs Racing driver had a mid-pack car throughout most of Sunday's race, but came forward quickly once shade began to cover