Strachan v. United States

holding that “conduct that is not formally charged or is not an element of the offense of conviction may enter into the determination of the applicable Guideline sentencing range” | recognizing the "wide discretion allowed a trial judge in considering the evidence submitted at sentencing” | court shall consider "the nature and circumstances of the offense and the history and characteristics of the defendant" | hearsay evidence inadihissible at trial may be considered at sentencing | hearsay may be admissible at sentencing