Dale Earnhardt Jr. (88) and JJ Yeley (30) race in Turn 4 during the NASCAR Sprint Cup auto race at Richmond International Raceway in Richmond, Va., Saturday, April 26, 2014. (AP Photo/Zach Gibson)
Dale Earnhardt Jr. reaches for his helmet before a NASCAR Sprint Cup series auto race practice at Darlington Speedway in Darlington, S.C., Friday, April 11, 2014. (AP Photo/Mike McCarn)
Dale Earnhardt Jr. is interviewed after his wreck during the NASCAR Sprint Cup series auto race at Texas Motor Speedway, Monday, April 7, 2014, in Fort Worth, Texas. (AP Photo/Larry Papke)
Dale Earnhardt Jr.'s (88) car is towed off the track after a wreck during the NASCAR Sprint Cup series auto race at Texas Motor Speedway, Monday, April 7, 2014, in Fort Worth, Texas. (AP Photo/Larry Papke)
A video screen shows a replay of Dale Earnhardt Jr.'s (88) car during a wreck at the NASCAR Sprint Cup series auto race at Texas Motor Speedway, Monday, April 7, 2014, in Fort Worth, Texas. (AP Photo/Larry Papke)