488 U.S. 361 109 S.Ct. 647 102 L.Ed.2d 714 John M. MISTRETTA, Petitioner,v.UNITED STATES UNITED STATES, Petitioner, v. John M. MISTRETTA. Nos. 87-7028, 87-1904. Argued Oct. 5, 1988. Decided Jan. 18, 1989. Syllabus Because the existing indeterminate sentencing system resulted in serious disparities among the sentences imposed by federal judges upon similarly situated offenders and […]