NASCAR driver Greg Biffle, 6 others killed in plane crash

(Editor's note: This story was updated to include the identities of the deceased and statements from the families and NASCAR.)Former NASCAR driver Greg Biffle and six others died in a plane crash around 10:15 a.m. Thursday, Dec. 18, at Statesville Regional Airport, the families confirmed in a joint statement.Biffle's wife, Cristina, was also killed in the crash, as was their son, Ryder, and Biffle's daughter from his previous marriage, Emma, according to the release. Dennis Dutton and his son, J