Michael Waltrip (66), Justin Allgaier (51) and Ricky Stenhouse Jr. (17) are involved in a crash during the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/John Raoux)
Justin Allgaier (51) and David Gilliland (38) are involved in a crash as Alex Bowman (23) drives past during the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/John Raoux)
Michael Annett (7), Kyle Larson (42), Marcos Ambrose (9), Kasey Kahne (5), and Brian Vickers (55) crash during the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/John Chilton)
Kyle Larson (42) and Marcos Ambrose (9) crash during the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/John Chilton)
Dale Earnhardt Jr. (88) races to the finish line to win the NASCAR Daytona 500 Sprint Cup series auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Chuck Burton)
Dale Earnhardt Jr. (88) defeats Denny Hamlin (11) to the finish line to win 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. drives in front of fans in the grandstands waving the checkered flag after winning 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. (88) emerges from a cloud of smoke after winning the NASCAR Daytona 500 auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Phelan M. Ebenhack)
Dale Earnhardt Jr., right, takes the checkered flag as fans photograph him after winning the NASCAR Daytona 500 auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Phelan M. Ebenhack)
Car owner Rick Hendrick rides with Dale Earnhardt Jr. to Victory Lane as they celebrate after winning 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. (88) escapes a final lap wreck and leads to win the NASCAR Daytona 500 auto race at Daytona International Speedway in Daytona Beach, Fla., Sunday, Feb. 23, 2014. (AP Photo/Phelan M. Ebenhack)
Dale Earnhardt Jr. raises the trophy 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. 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)