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Tony Stewart Competing Saturday at Knoxville Raceway

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HOMESTEAD, FL - NOVEMBER 18: Tony Stewart, driver of the #14 Always a Racer/Mobil 1 Chevrolet, stands on the grid during qualifying for the NASCAR Sprint Cup Series Ford EcoBoost 400 at Homestead-Miami Speedway on November 18, 2016 in Homestead, Florida. (Photo by Brian Lawdermilk/Getty Images)

KNOXVILLE, Iowa – A special guest is hitting the dirt track this weekend to compete at the Knoxville Raceway.

Former NASCAR star Tony Stewart will race Saturday night in the 360 class.

The Knoxville Raceway made the announcement Thursday morning on the raceway’s Facebook page.

Stewart has won three NASCAR Sprint Cup Series championships: in 2002, 2005, and 2011. He’s also a car owner for sprint car legend Donny Schatz.

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