
    No. 80-49.
    Watt, Secretary of the Interior, et al. v. Star Coal Co.
   Appeal from D. C. S. D. Iowa. Judgment vacated and case remanded for further consideration in light of Hodel v. Virginia Surface Mining & Reclamation Assn., Inc., 452 U. S. 264 (1981), and Hodel v. Indiana, 452 U. S. 314 (1981).  