Article Summary

Video gambling mogul Rick Heidner joins a crowded GOP primary field that includes former state Sen. Darren Bailey, conservative think tank founder Ted Dabrowski and DuPage County Sheriff James Mendrick.

Heidner and his wife, Alisa, own Gold Rush Gaming, the third-largest video gaming terminal operator in Illinois.

He’s been a generous campaign donor to elected officials in both parties, including prominent Democrats such as Chicago Mayor Brandon Johnson and Cook County Board President Toni Preckwinkle.

This summary was written by the reporters and editors who worked on this story. Editor's note: This story was updated to reflect a late Tuesday filing showing Heidner made a $1 million donation to his campaign. It was also updated to include a comment from Brett Corriga

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