At least 12 schools in Paraguay receive shooting threats; authorities probe possible viral "challenge"

At least 12 schools in Paraguay received shooting threats between Thursday and Friday, with messages written on bathroom walls reading "tomorrow there will be a shooting," said Sonia Escauriza, director of Child and Adolescent Protection at the Ministry of Education and Sciences (MEC). The figure rose to 13 in the following hours, according to the same official in statements to radio station Universo 970 AM.