
    In the Matter of David E. Rizk et al., Appellants, v Kenneth J. Braun, as Sheriff of the County of Erie, et al., Respondents.
   Judgment unanimously affirmed, without costs, without prejudice to renewal of the petition upon a definitive showing by petitioners that they are unable to pursue their rights under the grievance procedure (Rieder v State Univ. of N. Y., 47 AD2d 865, affd 39 NY2d 845). (Appeal from judgment of Erie Supreme Court&emdash;art 78.) Present—Marsh, P. J., Cardamone, Simons, Den-man and Witmer, JJ.  