What was the deal with Denny Hamlin and Chase Briscoe's Iowa brakes?

Within moments of hitting the track on Saturday at Iowa Speedway, Denny Hamlin realized he had a problem, and it was one that crew chief Chris Gayle recognized as one that would potentially end their race before it began. He didn’t have adequate brake pressure. Their Joe Gibbs Racing teammate Chase Briscoe began suffering from the same problem and crew chief James Small reached the same ...Keep reading