Credit: 306408Chris Graythen/NASCAR via Getty Images LAS VEGAS, NV – MARCH 07: A speed limit sign in support of Jeff Gordon, driver of the #24 3M Chevrolet, is seen prior to practice for the NASCAR Sprint Cup Series Kobalt 400…
Credit: 306408Chris Graythen/NASCAR via Getty Images LAS VEGAS, NV – MARCH 07: A speed limit sign in support of Jeff Gordon, driver of the #24 3M Chevrolet, is seen prior to practice for the NASCAR Sprint Cup Series Kobalt 400…