Mangione's Defense Seeks Mental Disturbance Finding to Reduce Murder Charge to Manslaughter

Luigi Mangione's attorneys will assert a psychiatric defense claiming extreme emotional disturbance when he killed UnitedHealthcare CEO Brian Thompson in December 2024. If successful, the strategy could reduce his second-degree murder charge to first-degree manslaughter, carrying a lighter sentence. Judge Gregory Carro confirmed the defense approach. The physical evidence is substantial; Mangione does not contest pulling the trigger. The case now turns on whether jurors accept that his mental state meets New York's legal standard for extreme emotional disturbance.