Wisconsin union leaders willing to publicly discuss the issue aren?t sure there would be strikes if Gov. Scott Walker is able to enact a law stripping away most collective bargaining rights for public employees, but several said this week that they wouldn?t be surprised if walkouts occurred. Nobody wants to strike, said Peter Rickman, a leader of the 2,800-member Teaching Assistants? Association, American Federation of Teachers Local 3220, but that could change if the bill passes.