You’re probably not picturing someone who shrugs their shoulders and says, “I have no idea why this worked, but, uh, it did”—which is exactly the kind of picture Mark Donohue paints of ...

A Pennsylvania native by the name of Mark Donohue, the reigning Indianapolis 500 winner, pedaled a red-white-and-blue AMC Matador to his only Cup Series victory in six career starts.

What a loss to motorsports Mark Donohue’s death at age 38 was: He gave team owner Roger Penske his first Indianapolis 500 win, Penske’s first NASCAR win, and he drove for Penske in Formula 1.