A 13-year-old scholar in Brazil’s greatest metropolis Sao Paulo fatally stabbed a 71-year-old trainer and wounded three academics and two fellow college students Monday in a knife assault at a public faculty, state officers stated.

The 5 wounded victims from the Thomazia Montoro faculty have been in hospital in steady situation.

The suspected attacker was detained and underneath investigation by the army police, Gov. Tarcisio Freitas wrote on social media.

“Our efforts are targeting serving to the wounded and comforting the members of the family,” Gov. Tarcísio de Freitas wrote on social media.