C. A. 6th Cir. [Certiorari granted, 454 U. S. 1079.] Motions of Public Service Research Council, National Institute of Municipal Law Officers, and American Public Transit Association for leave to file briefs as amici curiae granted.
C. A. 6th Cir. [Certiorari granted, 454 U. S. 1079.] Motions of Public Service Research Council, National Institute of Municipal Law Officers, and American Public Transit Association for leave to file briefs as amici curiae granted.