Le tireur de Las Vegas était un homme sans histoire

Jusqu'à maintenant on parle d'un "loup solitaire" dont le passé ne semble présenter aucune indication sur ses motivations.

 "We are in complete shock, bewilderment and horror. We have absolutely no idea how in the world Steve did this. Absolutely no concept," said one relative, who spoke on the condition of anonymity to avoid hurting other relatives. "There was nothing secret or strange about him."

  https://www.washingtonpost.com/news/post-nation/wp/2017/10/02/las-vegas-gunman-liked-to-gamble-listened-to-country-music-lived-quiet-retired-life-before-massacre/?utm_term=.9ab1cd13a917