Whether the Sixth Amendment right to counsel and the Eighth Amendment prohibition on cruel and unusual punishment allow a state to give binding force to a capital defendant's instruction to counsel to completely forego the presentation of available mitigating evidence, rather than allowing counsel to present such evidence as counsel's chosen means of achieving the defendant's stated objective of avoiding a death sentence?

Whether the Sixth Amendment right to counsel and the Eighth Amendment prohibition on cruel and unusual punishment allow a state to give binding force to a capital defendant's instruction to counsel to completely forego the presentation of available mitigating evidence, rather than allowing counsel to present such evidence as counsel's chosen means of achieving the defendant's stated objective of avoiding a death sentence?