Adam Dahr of Greensboro, North Carolina, was killed in a one-car accident in Garfield, Pennsylvania, on December 6, 2008. According to reports, the Ford Mustang GT the 24-year-old Dahr was driving hit a guard rail at a high rate of speed and then flipped several times. A passenger in the vehicle, 24-year-old Joseph DiRenzo, was injured in the crash.Pittsburg Tribune-Review: N.C. driver killed in 1-car crash in Garfield Pittsburg Post-Gazette: One dead, one hurt in Garfield crash