Greg Biffle was not flying the plane that took his life and that of six others when it crashed in Statesville, N.C., in December.

Investigators have recovered the black box from the wreckage of the plane crash that killed NASCAR driver Greg Biffle along with his family and three others in North Carolina on Thursday. Biffle, his wife Cristina, daughter Emma and son Ryder were killed along with Dennis and Jack Dutton and Craig...