Illinois courts are still reckoning with a line of cases that injected more leniency into juvenile sentencing.At least two cases dealing directly with the U.S. Supreme Court’s 2012 ruling in Miller v. Alabama, which held life sentences for juveniles without the chance of parole violate the Eighth Amendment, are pending at the state’s top court.Additionally, an appeals panel last week invoked Miller, ruling a defendant that got 61 years in prison as a juvenile for an armed hijacking and sexual assault deserves a …