Stubbs: 5 Daytona 500 storylines to watch

February 10 - The stars of the NASCAR Cup Series will once more descend on the birthplace of NASCAR for the 67th annual Daytona 500 on Sunday. Since 1959, the "Great American Race" has provided fans with thrill after thrill. Here are five storylines to follow during Speedweeks. 1. Twenty years of trying, Part 2? On Feb. 15, 1998, Mike Joy called Dale Earnhardt to victory in the Daytona 500 by uttering one of the most iconic lines in NASCAR history: "Twenty years of trying, 20 years of frustration! Dale...