Tuesday, thousands will demonstrate at the Michigan State Capitol in Lansing to protest a frontal assault on working people. Republican majorities in the state House and Senate have vowed to jam through right-to-work legislation this week. Republican Gov. Rick Snyder, who originally said this wasn’t part of his agenda, has flip-flopped and said he would sign the legislation. To protect the legislation from a referendum, Republicans have grafted an appropriation to it, since state laws ban any direct popular vote on an appropriation bill. This Republican assault on working people and their unions will trigger a brutal struggle. Michigan is …