Whether character evidence dated after the conclusion of a conspiracy is probative of knowledge under Federal Rule of Evidence 404(b)?

QUESTIONS PRESENTED FOR REVIEW I. Whether character evidence dated after the conclusion of a conspiracy is probative of knowledge under Federal Rule of Evidence 404(b)? Il. What procedure does the Sixth Amendment mandate a district court follow upon the government’s denial of a defendant’s request for a federal agent to testify at trial pursuant to regulations promulgated in accordance with U.S. ex. Rel. Touhy v. Ragen, 340 U.S. 462 (1951)? II. Whether it is unconstitutionally coercive for a district court to state that it will take a defendant into custody if he continues to diligently pursue his request for new counsel? i LIST OF ALL