27 Photos: Scott Walker at the Iowa State Fair

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks from the Des Moines Register Soapbox during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks from the Des Moines Register Soapbox during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker flips burgers with Iowa Lt. Gov. Kim Reynolds and his wife Tonette Walker during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker flips burgers with Iowa Lt. Gov. Kim Reynolds and his wife Tonette Walker during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker flips burgers with Iowa Lt. Gov. Kim Reynolds and his wife Tonette Walker during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fairgoers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks to the media during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks to the media during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fairgoers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker is followed by protestors during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks to the media during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker is interrupted by protestors during a speech at the Des Moines Register Soapbox at the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker speaks from the Des Moines Register Soapbox during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker eats a pork chop during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers with Iowa Lt. Gov. Kim Reynolds during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker is followed by protestors during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker talks to fair goers with Iowa Lt. Gov. Kim Reynolds during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker stops as the National Anthem is played during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker is followed by protestors during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker takes questions during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.

Republican presidential candidate, Wisconsin Gov. Scott Walker is interrupted by protestors during a speech at the Des Moines Register Soapbox at the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa.