FILE - In this Feb. 23, 2014 file photo, 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. As NASCAR heads West for a two-race swing through Phoenix and Las Vegas, the challenge becomes duplicating the Daytona 500 so that the remaining 36 events are half as exciting. (AP Photo/Terry Renna, File)