
    No. 159,
    Misc.
    Ex parte Gray et al.
    
      Z. Alexander Looby, Robert L. Carter and Thurgood Marshall for petitioners.
    
      John J. Hooker for the Board of Trustees of the University'df Tennessee et al., respondents.
   The motion for leave to file petition for writ of mandamus is granted. A rule is ordered to issue, returnable within 30 days, requiring the respondents to show cause why the petition for writ of mandamus should not be granted.  