Dale Earnhardt Jr. (L), driver of the #88 AMP Energy/National Guard Chevrolet, talks with interim crew chief Brian Whitesell in the garage during practice for the NASCAR Sprint Cup Series Autism Speaks 400. (Photo by Nick Laham/Getty Images) hide

Dale Earnhardt Jr. (L), driver of the #88 AMP Energy/National Guard Chevrolet, talks with interim crew chief Brian Whitesell in ... more