civil or criminal, formal or informal, where the answers might incriminate him in future criminal proceedings." Edwin v. Price, 778 F.2d 668, 669 (11 th Cir. 1985), citing Lefkowitz v. Turley, 414 U.S. 70, 77, 94 S.C. 316, 322 (1973). See also Ohio v. Reiner, 532 U.S. 17, 21, 121 S.Ct. 1252 (2001)(The Fif