
    No. 87-1979.
    Chesapeake & Ohio Railway Co. v. Schwalb et al.; and Norfolk & Western Railway Co. v. Goode.
    No. 88-127.
   Sup. Ct. Va. [Certiorari granted, 489 U. S. 1009.] Motion of Association of American Railroads et al. for leave to file a brief as amici curiae granted.  