(Photo by Rusty Fans watch as Dale Earnhardt Jr. driver of the #88 National Guard/Amp Energy Chevrolet, drives his car on to the track during practice for the Crown Royal Presents The Heath Calhoun 400. Jarrett/Getty Images for NASCAR) hide

(Photo by Rusty Fans watch as Dale Earnhardt Jr. driver of the #88 National Guard/Amp Energy Chevrolet, drives his car on to th... more