 And there's the caution. Larson's going to do it. Larson is going to win the Brickyard 400. Courtesy NBC Sports, a caution on the last lap allowed Larson to cruise to the checkered flag. It's his fourth win of the season, puts him back atop the points race ahead of Chase Elliott. NASCAR will now take a two-week break for the Olympics. I'm Tim McMaster, Fox News.