Video of unidentified 14-year-old teenager being handcuffed by police after stabbing and killing 1 and injuring 3 students at Colegio Profissional Dom Bosco, in Poços de Caldas, Minas Gerais, Brazil on October 10, 2023

Video of unidentified 14-year-old teenager being handcuffed by police after stabbing and killing 1 and injuring 3 students at Colegio Profissional Dom Bosco, in Poços de Caldas, Minas Gerais, Brazil on October 10, 2023