Indianapolis 500

Frightening wreck knocks Scott Dixon out of Indianapolis 500

Pole sitter Scott Dixon was knocked out of the Indianapolis 500 on Sunday by a terrifying crash that saw his car fly over the car of Jay Howard and land atop the inside safety fence, where it split in two amid sparks and flames.

Dixon's car was shredded by the retaining wall , but the tub of the car remained intact and the 2008 champion was able to climb out on his own to a roar from the crowd. He walked to a waiting ambulance while the race was placed under red flag and crews began to clean up debris scattered over hundreds of feet.

Howard also was checked at the infield car center and released.

"Just a little beaten up there. It was definitely a rough...