Denny Hamlin races to second Daytona 500 victory in four years, holding off Joe Gibbs Racing teammate Kyle Busch

Denny Hamlin races to second Daytona 500 victory in four years, holding off Joe Gibbs Racing teammate Kyle Busch

DAYTONA BEACH, Fla. -- Denny Hamlin races to second Daytona 500 victory in four years, holding off Joe Gibbs Racing teammate Kyle Busch.