791 F2d 507 Walker v. Rowe  791 F.2d 507  54 USLW 2616  Dale
WALKER, et al., Plaintiffs-Appellees, Charles ROWE and David
Sandahl, Defendants-Appellants.  No. 85-2057.  United States
Court of Appeals, Seventh Circuit.  Argued April 18, 1986.
Decided May 19, 1986.  Bart T. Murphy, Office of Ill. Atty.
Gen., Chicago, Ill., for defendants-appellants.  Terry Ekl,
Connolly & Ekl, Hinsdale, Ill., for plaintiffs-appellees.
EASTERBROOK, Circuit Judge.   The Pontiac Correctional Center is
the maximum security prison of Illinois. On July 22, 1978,
inmates of Pontiac who were being returned to their cells after
exercise in the courtyard killed three guards, injured others,
and set fire to part of the prison. Three of the injured guards,
and the estates of the three deceased guards, filed this suit
against Charles Rowe, then the Director of the Illinois
Department of Corrections, and David Sandahl, the Assistant
Warden of Operations at Pontiac. They contended that Rowe and
Sandahl (together with others since dismissed