Indiana lawmakers did not tread on the U.S. Constitution or federal labor law when they barred unions from making workers pay for the services the unions provide them, a divided appeals court ruled today. Splitting 2-1, the 7th U.S. Circuit Court of Appeals declined to revive a lawsuit filed by the International Union of Operating Engineers, Local 150, AFL-CIO, challenging the Indiana Right to Work Act. The court’s majority held the Indiana legislature was within its rights to exempt non-union employees from …