Kevin Harvick (4), Jamie McMurray (1) and Reed Sorenson (36) crash on the front stretch on the last lap of the Daytona 500 NASCAR Sprint Cup Series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/John Raoux)
Dale Earnhardt Jr. celebrates in Victory Lane after winning the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Terry Renna)
Dale Earnhardt Jr., center, celebrates in Victory Lane with teammate Jimmie Johnson, left, and team owner Rick Hendrick, right, after winning the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Terry Renna)
Dale Earnhardt Jr., left, celebrates in Victory Lane with teammate Jeff Gordon, right, after winning the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Terry Renna)
Dale Earnhardt Jr., right, celebrates in Victory Lane with teammate Jimmie Johnson, left, after winning the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Terry Renna)