F.3d 536) U.S. II. Johnson C.A.7 (Ind.),2007. United States Court of Appeals,Seventh Circuit. UNITED STATES of America, Plaintiff-Appellee, V. Charles M. JOHNSON, Jr., Defendant-Appellant. No. 06-3968. Argued April 10, 2007. Decided July 30, 2007. Background: Defendant was convicted, upon a conditional gu