Researcher: Therefore, it is difficult to stop alone perpetrators

The suspected perpetrator Rickard Andersson, 35, is described as a loner and was unknown to the police. Now he is suspected of the worst mass shooting in Sweden’s history.

It is still unclear what the motive is behind the mass shooting in Örebro on Tuesday, but everything indicates that Rickard Andersson was the sole perpetrator.

– The research that exists on single -aged perpetrators in terrorist offenses shows that there are certain traits that are over -represented, says Tony Ingesson.

In the clip above you can hear what characterizes a lone perpetrator

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