'Shots fired' in Munich shopping centre

[abaris]

But there are compulsions acted upon and exacerbated inexorably by mental conditions that remove inhibitions from such acts. In SOME cases.

Usually there's a long personal story leading up to something like that. In this case, according to police, there were mental health issues as well as bullying in the mix. They also investigate the possibility that he was targeting migrants. Probably because of victimology.