
    No. 90-1802.
    Nationwide Mutual Insurance Co. et al. v. Darden.
   C. A. 4th Cir. [Certiorari granted, ante, p. 905.] Motion of National Association of Independent Insurers for leave to file a brief as amicus curiae granted. Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument granted.  