←illinois◊indiana
minnesota*
michigan~ wisconsin◊iowa
missouri
*MdW←illinois◊
indianaminnesota*
michigan~ wisconsin◊
iowamissouri
*MdW←
illinois◊indiana
minnesota*
michigan~wisconsin
◊iowa missouri
*MdW←illinois◊
indianaminneapolis *
michigan~ wisconsin◊
iowamissouri
*MdW←