Dale Earnhardt Jr. opens his umbrella as he heads to the garages during a rain delay at the NASCAR Sprint cup Series auto race at Daytona International Speedway in Daytona Beach, Fla., Saturday, July 5, 2014. (AP Photo/Terry Renna)

Rain postpones Coke Zero 400 at Daytona

DAYTONA BEACH, Fla. (AP) – The day race at Daytona International Speedway ended up at night. And now the night race will go off during the d…