Motion of Nine Law Professors for leave to file a brief as amicus curiae granted. Motion of Cato Institute, et al. for leave to file a brief as amici curiae granted. Motion of Center for Competitive Politics for leave to file a brief as amicus curiae granted. Motion of Southeastern Legal Foundation, et al. for leave to file a brief as amici curiae granted. Petition for writ of certiorari to the United States Court of Appeals for the Eighth Circuit denied.