Dale Earnhardt Jr. (88), Landon Cassill (40), Paul Menard (27) and Justin Allgaier (51) tangle during the NASCAR Sprint Cup auto race at Martinsville Speedway in Martinsville, Va., on Sunday, March 29, 2015.

Don Petersen / AP

Dale Earnhardt Jr. (88), Landon Cassill (40), Paul Menard (27) and Justin Allgaier (51) tangle during the NASCAR Sprint Cup auto race at Martinsville Speedway in Martinsville, Va., on Sunday, March 29, 2015.