577 U.S. 190 (2016) Cited 3,089 times 15 Legal Analyses
Holding that Miller v. Alabama , 567 U.S. 460, 132 S.Ct. 2455, 183 L.Ed.2d 407, which held as unconstitutional mandatory life imprisonment without parole for juvenile offenders, announced a new substantive rule of constitutional law that must be given retroactive effect