Illinois Gov. Bruce Rauner participates in opening ceremonies at the Illinois State Fair Friday, Aug. 12, 2016, in Springfield, Ill. The fair will run from Aug 12, throughout Aug. 21. (AP Photo/Seth Perlman)

Kade Boatman, 9, of Rockford prepares his hereford heifer for show competition with a bath on Friday at the Illinois State Fair in Springfield. (Associated Press)

Annie Hohulin, 11, of downstate Deer Creek, gets focused for the American Saddlebred competition in the horse barn next to the Horse Coliseum Friday at the Illinois State Fair. (Associated Press)

At left, Kade Boatman, 9, of Rockford prepares his hereford heifer for show competition Friday at the Illinois State Fair. At right, Gov. Rauner greets fair guests.

Illinois Gov. Bruce Rauner participates in opening ceremonies at the Illinois State Fair Friday, Aug. 12, 2016, in Springfield, Ill. The fair will run from Aug 12, throughout Aug. 21. (AP Photo/Seth Perlman)

Illinois Gov. Bruce Rauner, center with arms raised, participates in opening ceremonies at the Illinois State Fair Friday, Aug. 12, 2016, in Springfield, Ill. The fair will run from Aug 12, throughout Aug. 21. (AP Photo/Seth Perlman)

Gov. Bruce Rauner gets some help from another well-known Illinois resident to open the Illinois State Fair Friday in Springfield. The fair runs through Aug. 21. For details and an event schedule, visit illinois.gov/statefair. (Associated Press photos)