I suspect the answer is no but they rationalize until it either strengthens the ideology to cover up because they refuse to admit mistakes, and they convince th

I suspect the answer is no but they rationalize until it either strengthens the ideology to cover up because they refuse to admit mistakes, and they convince themselves that their shaking hands are from fervor or they become disillusioned and break free with PTSD with added rightful guilt. Addrenaline and immediacy of threat do help a bit though - drone piliots apparently have more PTSD from killing compared to cockpit gunners being shot at before they pulled the trigger.