171K views · 10K reactions | What's the worst Indy crash? The 2017...

Worst Indy 500 crash? During practice for the 1991 Indianapolis 500, rookie Mark Dismore suffered one of the most violent crashes in Indy history. While exiting Turn 4 at over 215 mph, Dismore brushed the outside wall, which broke his car’s suspension and sent him spinning backward toward pit road. His car struck the inside fence, burst into flames, then slammed nearly head-on into the end of the pit wall—an impact so severe it ripped the car in two and exposed Dismore’s legs. He endured a broke

187K views · 3.6K reactions | Seven years ago, Dan Wheldon won the Indy 500, but died in a crash five months later. This year, his son Sebastian did something very special to carry on his legacy at Indianapolis Motor Speedway. #BestOf2018 | NBC Sports | Facebook