Michael Moore rallies Wis. pro-union protesters

A union supporter raises his fist in opposition to the governor's bill to eliminate collective bargaining rights for many state workers on the 18th day of protests at the state Capitol in Madison, Wis., Saturday, March 5, 2011. (AP Photo/Andy Manis)

A union supporter raises his fist in opposition to the governor's bill to eliminate collective bargaining rights for many state workers on the 18th day of protests at the state Capitol in Madison, Wis., Saturday, March 5, 2011. (AP Photo/Andy Manis)

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