In United States v. Turner, No. 20-12364 (Mar. 1, 2023) (Rosenbaum, Tjoflat, Moody), the Court affirmed the defendant’s felon in possession conviction. At trial, the defendant raised an insanity defense.  Over the defendant’s objection, the government’s expert psychologist who had evaluated the defendant testified that he was able to appreciate the nature and quality and [...]