410 Sprint Car victory lane with Danny Dietrich from the Williams Grove Speedway on Friday, July 31, 2015.

360 Sprint Car victory lane with Greg Hodnett from the Williams Grove Speedway on Friday, July 31, 2015.

410 and 360 Sprint Car highlights from the Williams Grove Speedway on Friday, July 31, 2015.

Mike Van Genderen won the IMCA Modified A-Main at the Dubuque County Fair on Thursday, July 30, 2015.

In-car footage from Wayne Johnson during the "Road to Knoxville" Lucas Oil ASCS A-Main at the I-80 Speedway in Greenwood, Neb., on Thursday, July 30, 2015.

Jamie Ball won the Sprint Invaders A-Main at the Dubuque County Fair on Thursday, July 30, 2015.

Justin Kay won the Late Model A-Main at the Dubuque County Fair on July 30, 2015.

16th Annual Shipwreck Beads Modified Nationals from Grays Harbor Raceway Park in Elma, Wash.

Highlights from the World of Outlaws Sprint Car Series feature event at the Ohsweken Speedway in Ohsweken, Ont., Canada, on Tuesday, July 28, 2015.

Highlights from the World of Outlaws Late Model Series feature at the Shawano Speedway in Shawano, Wis., on Tuesday, July 28, 2015.

2015 driver video of sprint car driver Ryan Smith.

Stewart Friesen celebrates in victory lane at Ohsweken Speedway on July 28, 2015, following his first ever World of Outlaws Sprint Car Series win. Donny Schatz finished second and Parker Price-Miller

The RUSH Crate Late Model Feature at Eriez Speedway on Sunday, July 26, 2015! Results: 1. Max Blair (111) 2. Bryce Davis (94) 3. Dave Lyon (14L) 4. Damian Bidwell (17HP) 5. John Waters (LeBa