Cases like these are so extremely uncommon that trying to twist the law to accommodate them would do more harm than good. In fact, the harm from authority figur

Cases like these are so extremely uncommon that trying to twist the law to accommodate them would do more harm than good. In fact, the harm from authority figures committing torture is so extreme that I'd say even in this case the officers should face some disciplinary consequences. The leniency and understanding of prosecutors, judges and jury should be enough of a safety net if their actions are truly justified.