Where state legislature lacked ability to represent state as a polity in federal court when not suing over legislature’s own interest.The 7th U.S. Circuit Court of Appeals vacated an interim stay issued by Judge William M. Conley, Western District of Wisconsin. The Democratic National Committee and other plaintiffs sued the secretary of the Wisconsin Elections Commission, arguing that certain statutes affecting the registration of voters and the conduct of this November’s election, although constitutional in principle …