
    No. 90-762.
    Freytag et al. v. Commissioner of Internal Revenue.
   C. A. 5th Cir. Certiorari granted. In addition to the questions presented by the petition the parties are requested to brief and argue the following question: “Does a party’s consent to have its case heard by a special tax judge constitute a waiver of any right to challenge the appointment of that judge on the basis of the Appointments Clause, Art. II, § 2, cl. 2?”  