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 could potentially end their race before it began.
They didn’t have adequate or consistent brake pressure.
Their Joe Gibbs Racing teammate, Chase Briscoe, also started suffering from similar problems and crew chief James …Keep reading