
    No. 86-1855.
    Delta Air Lines, Inc., et al. v. International Brotherhood of Teamsters, Chauffeurs, Warehousemen & Helpers of America, Airline Division, et al.
   C. A. 9th Cir. Certiorari granted, judgment vacated, and case remanded to the Court of Appeals to consider the question of mootness. Justice Stevens took no part in the consideration or decision of this case.  