DAYTONA BEACH, FL - JULY 04: Dale Earnhardt Jr, driver of the #88 National Guard/AMP Energy Chevrolet, straps his helmet on prior to the start of the NASCAR Sprint Cup Series 51st Annual Coke Zero 400 at Daytona International Speedway on July 4, 2009 in Daytona Beach, Florida. Getty Images logo Getty Images 4 months ago

DAYTONA BEACH, FL - JULY 04: Dale Earnhardt Jr, driver of the #88 National Guard/AMP Energy Chevrolet, straps his helmet on prior to the start of the NASCAR Sprint Cup Series 51st Annual Coke Zero 400 at Daytona International Speedway on July 4, 2009 in Daytona Beach, Florida.