
    Commonwealth v. Benson, Appellant.
    Submitted March 16, 1971.
    
      Donald K. Stern and John W. Packel, Assistant Defenders, and Vincent J. Ziccardi, Defender, for appellant; Milton M. Stein, Assistant Distinct Attorney, James D. Crawford, Deputy District Attorney, and Arlen Specter, District Attorney, for Commonwealth, appellee.
   Order affirmed.  