
    No. 80-1430.
    Engle, Correctional Superintendent v. Isaac; Perini, Correctional Superintendent v. Bell; and Engle, Correctional Superintendent v. Hughes.
   C. A. 6th Cir. [Certiorari granted, 451 U. S. 906.] Motion of Institutional Legal Services Project for leave to file a brief as amicus curiae granted.  