Viry-Chatillon: a 17-year-old minor suspected of having beaten the killed schoolboy arrested and placed in police custody. The investigation was then opened for "assassination" by the Évry-Courcouronnes public prosecutor’s office.

“Justice must come and be relentless in punishing the individuals who committed this unacceptable and unspeakable act,” Jean-Marie Vilain, who went to the scene of the tragedy, declared on Facebook.