For most people, a minor fender bender is enough to ruin a day. For demolition derby drivers, it’s usually the start to a great day. Dents and dings are just the beginning of the good times for racers ...

Frank Gonzales likens the chaos of bouncing up and down through a bumpy dirt track, crashing into dozens of cars, to a game of bumper cars at an amusement park. “You realize after the first hit it don ...