Retired NASCAR legend Dale Earnhardt Jr. says, when it comes to racing, there's still some gas left in the tank. “I’m 46 years old and there are a lot of guys that are still racing at this age ...

NBC Sports will take a look at the life, legacy and long-lasting impact of Dale Earnhardt who died 20 years ago this week on the last lap of the Daytona 500 on Feb. 18, 2001. This is the final chapter ...