Supreme Court issues decision in Kahler v. Kansas concerning insanity defense

On March 23, 2020, the Supreme Court (Kagan, with Roberts, Thomas, Alito, Gorsuch and Kavanaugh; dissent by Breyer, with Ginsburg and Sotomayor) held that the Due Process Clause does not compel the acquittal of any defendant who, because of mental illness, could not tell right from wrong when committing his crime.  Kahler v. Kansas, 589 U.S. ___ (March 23, 2020).