
    No. 72-1180.
    Old Dominion Branch No. 496, National Association of Letter Carriers, AFL-CIO, et al. v. Austin et al.
   Appeal from Sup. Ct. Va. Probable jurisdiction noted and case set for oral argument with No. 72-617 [Gertz v. Robert Welch, Inc., certiorari granted, 410 U. S. 925].  