Cool-shirt failures and high temperatures forced medical visits and even a relief driver at Circuit of the Americas.

This: Three in a row is better than two in a row, and right now, you’d rather be Tyler Reddick and the No. 45 team than any other driver and team in the Cup Series. Maybe. It’s hard to argue with the ...

NASCAR had multiple issues with driver cool suits failing on Sunday at COTA, leading to some scary health issues. AJ Allmendinger, for one, had to be placed in a supine position on the track as ...

Cup Series crew chiefs will battle heat, tires, fuel and more while compiling their strategy for Sunday's race at Las Vegas ...