Whether the Confrontation Clause permits the prosecution to introduce out-of-court testimonial statements from a witness who is feigning memory loss and who then refuses to defend or explain his out-of-court testimonial statements on cross-examination by the defense?

Question Presented Whether the Confrontation Clause permits the prosecution to introduce out-of-court testimonial statements from a witness who is feigning memory loss and who then refuses to defend or explain his out-of-court testimonial statements on cross-examination by the defense?