The Polícia Judiciária said the aggression stemmed from previous conflicts linked to drug trafficking
One source
What the source said
Público
“na origem da agressão terão estado conflitos anteriores, relacionados com tráfico de estupefacientes”
Machine translation: the origin of the aggression involved previous conflicts related to drug trafficking
Read at PúblicoReported by one source so far. It is confirmed when a second, independent source reports the same thing.