Gov. Pat Quinn (right) shakes hands with striking machinist Larry Elliott, of South Wilmington, (left) after Quinn made an appearance to the picket line to make a donation to the strikers' fund and to show support for the workers at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media

Gov. Pat Quinn (right) autographs a shirt for WIlmington resident Caleb Larson, 11, (left) as his younger brother Corban, 8, (below right), watches after Quinn made an appearance to the picket line to make a donation to the strikers' fund and to show support for the workers at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. Caleb and Corban's father Don Larson, Jr., has been a machinist at the plant for 17.5 years. | Matthew Grotto~Sun-Times Media

Gov. Pat Quinn (center) talks to striking machinists about his donation to the strikers' fund and to show support for the workers at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media

People gather around after Gov. Pat Quinn spoke about making a donation to the strikers' fund and to show support for the workers at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media

Gov. Pat Quinn (center) shakes hands with striking machinists before announcing a donation to the strikers' fund at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media

Striking machinists rally before the arrival of Gov. Pat Quinn at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media

Gov. Pat Quinn addresses striking machinists at the Caterpillar plant Friday, Aug. 10, 2012, in Joliet. | Matthew Grotto~Sun-Times Media