
    UNITED STATES, petitioner, v. A AND B HEATING AND AIR CONDITIONING, INC.
    No. 87-1243.
    Supreme Court of the United States.
    May 16, 1988.
   On petition for writ of certiorari to the United States Court of Appeals for the Eleventh Circuit. The petition for writ of certiorari is granted. The judgment is vacated and the case is remanded to the United States Court of Appeals for the Eleventh Circuit to consider the question of mootness.  