
    No. 92-1639.
    City of Chicago et al. v. Environmental Defense Fund et al.
   C. A. 7th Cir. [Certiorari granted, 509 U. S. 903.] Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument granted to be divided as follows: 25 minutes for petitioners, 25 minutes for respondents, and 10 minutes for the Solicitor General.  