Indeed, before going to the establishment, the student published a series of contents on his social networks. Among them, a video in which he was seen posing in front of a mirror with the same rifle that he would later use in the attack, as well as images and messages that evidenced
growing personal radicalization.The publications were not limited to the exhibition of the weapon. They also included phrases that suggested a previous intention such as “Today is the day” and references to episodes of known school shootings, along with content associated with extremist online communities and messages of strong hate
.
In this context, the combination of failures in social containment, weaknesses in prevention mechanisms and the circulation of extremist content poses a complex challenge for the
authorities.











