Ted Bundy lived in this very neighborhood. Went to my middle school. Charming, social fellow. Many sociopathic people are smooth, handsome, and disarming, and can talk about brutally murdering innocent people with a smile on their face and not even a tangential understanding of what guilt is supposed to be and feel like. A photograph proves nothing other than that they can comb their hair, crawl into the fetal position, and smile for the camera. Everyone's an actor when the pay is good, so to speak.
You think a POW is able to prepare to look good for the camera?
She is angry, frustrated, and sad. Just because she is not at that moment enraged does not mean she is not capable of becoming so.
Do you believe someone's entire personality can be captured in a photograph? Seriously. Come on.