349 F.3d 529 Michael Eugene BLACKWELL, Appellant,v.Leonard GRAVES, Warden, Iowa State Penitentiary, Appellee. No. 02-2091. United States Court of Appeals, Eighth Circuit. Submitted: February 12, 2003. Filed: November 12, 2003. Rehearing and Rehearing En Banc Denied: December 16, 2003. Thomas P. Eller, argued, Denison, IA, for appellant. Mary Tabor, argued, Des Moines, IA, for appellee. […]