Dale Earnhardt Jr.

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Tony Stewart (14), Jeff Gordon (24), Kurt Busch, second from right, and Matt Kenseth (20) wreck on the front stretch as Dale Earnhardt Jr. (88) goes low to avoid the crash during the NASCAR Sprint Unlimited auto race at Daytona International Speedway in Daytona Beach, Fla., Saturday, Feb. 15, 2014. (AP Photo/Terry Renna)

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Driver Dale Earnhardt Jr. stands by his car in the garage before practice for the NASCAR Sprint Unlimited auto race at Daytona International Speedway in Daytona Beach, Fla., Friday, Feb. 14, 2014. (AP Photo/Terry Renna)

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Dale Earnhardt Jr. smiles as he responds to a question during a breakout session at the NASCAR Sprint Cup Series media tour Tuesday, Jan. 28, 2014, in Charlotte, N.C. (AP Photo/The Charlotte Observer, Jeff Siner) MAGS OUT TV OUT ONLINES OUT

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Dale Earnhardt Jr. responds to a question during the NASCAR Sprint Cup Series media tour, while, from left, Jimmie Johnson, Kasey Kahne, Jeff Gordon and team owner Rick Hendrick laugh Tuesday, Jan. 28, 2014, in Charlotte, N.C. (AP Photo/The Charlotte Observer, Jeff Siner) MAGS OUT TV OUT ONLINES OUT

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NASCAR driver Dale Earnhardt Jr. answers questions during a news conference at Sprint Cup auto racing testing at Daytona International Speedway in Daytona Beach, Fla., Friday, Jan. 10, 2014.(AP Photo/John Raoux)

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