C.A. D. C. Cir. Certiorari granted, judgment vacated, and cases remanded to the Court of Appeals with directions that it instruct the United States District Court for the District of Columbia to dismiss the complaint with prejudice. JUSTICE MARSHALL would deny the petitions for writs of certiorari. JUSTICE POWELL and JUSTICE STEVENS took no part in the consideration or decision of these cases. Reported below: 213 U. S. App. D. C. 67, 661 F. 2d 1243.