Whether a Defendant's 6th Amendment Confrontation Clause Rights are violated when a district court judge prohibits questions to a cooperating accomplice about the maximum sentence they would face prior to any reduction for substantial assistance cooperation?

QUESTION PRESENTED FOR REVIEW 1. There is a split in the federal courts of appeals and several state courts regarding the following question: Whether a Defendant’s 6th Amendment Confrontation Clause Rights are violated when a district court judge prohibits questions to a cooperating accomplice about the maximum sentence they would face prior to any reduction for substantial assistance cooperation? 2. There is a split in the Circuits and several state courts regarding the following question: whether appellate courts should review violations of Confrontation Clause de novo or for abuse of discretion? i