
    377 A.2d 179
    Commonwealth v. MacKay, Appellant.
    Submitted March 21, 1977.
    Joseph R. D’Annunzio and Calvin S. Drayer, Jr., Assistant Public Defenders, for appellant;
    Robert A. Selig and Eric J. Cox, Assistant District Attorneys, for Commonwealth, appellee.
   Judgment of sentence affirmed.  