
    No. 71-939.
    Joiner et al. v. City of Dallas, Texas, et al.
   C. A. 5th Cir. Certiorari granted, judgment vacated, and case remanded for further consideration in light of Mitchum v. Foster, 407 U. S. 225 (1972); Lynch v. Household Finance Corp., 405 U. S. 538 (1972); and Younger v. Harris, 401 U. S. 37 (1971).  