LANSING — UAW members in neon green vests patrolled crowds inside and outside the state Capitol here, but it didn't stop violence and vandalism. "No, we don't want anyone fighting," a union member in a green vest shouted to a group of angry protestors approaching a small group of right-to-work supporters gathered on the steps of the Capitol. "Everyone stay cool." His plea went unanswered as about eight men wearing hats and coats with the logos of the UAW, Sheet Metal workers, Steelworkers, and other unions, pushed onto a platform on the stairs and shoved people back about three feet....