Earnhardt's bid to win a second Daytona 500 in
three years, and third overall, ended in a single-
car crash that saw the No. 88 car slam head-on
into Daytona International Speedway's inside
Turn 4 wall..."
http://www.sbnation.com/nascar/2016/2/21/11083550/daytona-500-2016-dale-earnhardt-jr-wreck