The National Transportation Safety Board has released new photos and videos from the scene of the crash that killed NASCAR driver Greg Biffle and his family, among three others, as the investigation continues. "Our representative with the National Transportation Safety Board disaster assistance division is continuing to work with the family members and loved ones of those who lost their lives in this accident," said NTSB board member Michael Graham in a press conference on Saturday, December 20. "And I want to thank the family members who have been assisting our team during this terrible time.